Home / 7,088.13-10,632.22-3,187.98

Finding the Fourth Proportional to 7,088.13, 10,632.22 and 3,187.98

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Solution

The fourth proportional to 7,088.13, 10,632.22 and 3,187.98 is: 4,781.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,088.13 : 10,632.22 = 3,187.98 : x
  2. Step 2: Convert to fraction form
    7,088.13/10,632.22 = 3,187.98/x
  3. Step 3: Cross multiply
    7,088.13x = 10,632.22 × 3,187.98
  4. Step 4: Simplify right side
    7,088.13x = 33,895,296.75
  5. Step 5: Solve for x
    x = 33,895,296.75/7,088.13
  6. Step 6: Final answer
    x = 4,781.98

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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.