Home / 9,066.32-12,511.66-5,087.20

Finding the Fourth Proportional to 9,066.32, 12,511.66 and 5,087.20

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Solution

The fourth proportional to 9,066.32, 12,511.66 and 5,087.20 is: 7,020.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,066.32 : 12,511.66 = 5,087.20 : x
  2. Step 2: Convert to fraction form
    9,066.32/12,511.66 = 5,087.20/x
  3. Step 3: Cross multiply
    9,066.32x = 12,511.66 × 5,087.20
  4. Step 4: Simplify right side
    9,066.32x = 63,649,316.75
  5. Step 5: Solve for x
    x = 63,649,316.75/9,066.32
  6. Step 6: Final answer
    x = 7,020.41

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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.