Home / 9,931.06-14,900.10-5,552.20

Finding the Fourth Proportional to 9,931.06, 14,900.10 and 5,552.20

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Solution

The fourth proportional to 9,931.06, 14,900.10 and 5,552.20 is: 8,330.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,931.06 : 14,900.10 = 5,552.20 : x
  2. Step 2: Convert to fraction form
    9,931.06/14,900.10 = 5,552.20/x
  3. Step 3: Cross multiply
    9,931.06x = 14,900.10 × 5,552.20
  4. Step 4: Simplify right side
    9,931.06x = 82,728,335.22
  5. Step 5: Solve for x
    x = 82,728,335.22/9,931.06
  6. Step 6: Final answer
    x = 8,330.26

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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.