Home / 11,322.02-15,624.32-6,217.61

Finding the Fourth Proportional to 11,322.02, 15,624.32 and 6,217.61

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Solution

The fourth proportional to 11,322.02, 15,624.32 and 6,217.61 is: 8,580.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,322.02 : 15,624.32 = 6,217.61 : x
  2. Step 2: Convert to fraction form
    11,322.02/15,624.32 = 6,217.61/x
  3. Step 3: Cross multiply
    11,322.02x = 15,624.32 × 6,217.61
  4. Step 4: Simplify right side
    11,322.02x = 97,145,854.04
  5. Step 5: Solve for x
    x = 97,145,854.04/11,322.02
  6. Step 6: Final answer
    x = 8,580.26

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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.