Home / 9,089.12-12,527.55-6,934.92

Finding the Fourth Proportional to 9,089.12, 12,527.55 and 6,934.92

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Solution

The fourth proportional to 9,089.12, 12,527.55 and 6,934.92 is: 9,558.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,089.12 : 12,527.55 = 6,934.92 : x
  2. Step 2: Convert to fraction form
    9,089.12/12,527.55 = 6,934.92/x
  3. Step 3: Cross multiply
    9,089.12x = 12,527.55 × 6,934.92
  4. Step 4: Simplify right side
    9,089.12x = 86,877,557.05
  5. Step 5: Solve for x
    x = 86,877,557.05/9,089.12
  6. Step 6: Final answer
    x = 9,558.42

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Half scale
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Double scale
Find fourth proportional to 9,090.12, 12,528.93 and 6,935.92
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.