Home / 9,611.81-14,412.60-4,929.93

Finding the Fourth Proportional to 9,611.81, 14,412.60 and 4,929.93

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Solution

The fourth proportional to 9,611.81, 14,412.60 and 4,929.93 is: 7,392.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,611.81 : 14,412.60 = 4,929.93 : x
  2. Step 2: Convert to fraction form
    9,611.81/14,412.60 = 4,929.93/x
  3. Step 3: Cross multiply
    9,611.81x = 14,412.60 × 4,929.93
  4. Step 4: Simplify right side
    9,611.81x = 71,053,109.12
  5. Step 5: Solve for x
    x = 71,053,109.12/9,611.81
  6. Step 6: Final answer
    x = 7,392.27

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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.