Home / 9,088.80-12,543.12-5,110.17

Finding the Fourth Proportional to 9,088.80, 12,543.12 and 5,110.17

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Solution

The fourth proportional to 9,088.80, 12,543.12 and 5,110.17 is: 7,052.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,088.80 : 12,543.12 = 5,110.17 : x
  2. Step 2: Convert to fraction form
    9,088.80/12,543.12 = 5,110.17/x
  3. Step 3: Cross multiply
    9,088.80x = 12,543.12 × 5,110.17
  4. Step 4: Simplify right side
    9,088.80x = 64,097,475.53
  5. Step 5: Solve for x
    x = 64,097,475.53/9,088.80
  6. Step 6: Final answer
    x = 7,052.36

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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.