Home / 1,088.11-1,501.58-616.10

Finding the Fourth Proportional to 1,088.11, 1,501.58 and 616.10

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Solution

The fourth proportional to 1,088.11, 1,501.58 and 616.10 is: 850.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088.11 : 1,501.58 = 616.10 : x
  2. Step 2: Convert to fraction form
    1,088.11/1,501.58 = 616.10/x
  3. Step 3: Cross multiply
    1,088.11x = 1,501.58 × 616.10
  4. Step 4: Simplify right side
    1,088.11x = 925,123.44
  5. Step 5: Solve for x
    x = 925,123.44/1,088.11
  6. Step 6: Final answer
    x = 850.21

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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.