Home / 9,479.04-14,218.55-5,090.46

Finding the Fourth Proportional to 9,479.04, 14,218.55 and 5,090.46

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Solution

The fourth proportional to 9,479.04, 14,218.55 and 5,090.46 is: 7,635.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,479.04 : 14,218.55 = 5,090.46 : x
  2. Step 2: Convert to fraction form
    9,479.04/14,218.55 = 5,090.46/x
  3. Step 3: Cross multiply
    9,479.04x = 14,218.55 × 5,090.46
  4. Step 4: Simplify right side
    9,479.04x = 72,378,888.94
  5. Step 5: Solve for x
    x = 72,378,888.94/9,479.04
  6. Step 6: Final answer
    x = 7,635.68

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.