Home / 9,505.12-14,259.88-2,931.16

Finding the Fourth Proportional to 9,505.12, 14,259.88 and 2,931.16

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Solution

The fourth proportional to 9,505.12, 14,259.88 and 2,931.16 is: 4,397.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,505.12 : 14,259.88 = 2,931.16 : x
  2. Step 2: Convert to fraction form
    9,505.12/14,259.88 = 2,931.16/x
  3. Step 3: Cross multiply
    9,505.12x = 14,259.88 × 2,931.16
  4. Step 4: Simplify right side
    9,505.12x = 41,797,989.86
  5. Step 5: Solve for x
    x = 41,797,989.86/9,505.12
  6. Step 6: Final answer
    x = 4,397.42

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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.