Home / 1,088.48-1,631.90-567.84

Finding the Fourth Proportional to 1,088.48, 1,631.90 and 567.84

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Solution

The fourth proportional to 1,088.48, 1,631.90 and 567.84 is: 851.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088.48 : 1,631.90 = 567.84 : x
  2. Step 2: Convert to fraction form
    1,088.48/1,631.90 = 567.84/x
  3. Step 3: Cross multiply
    1,088.48x = 1,631.90 × 567.84
  4. Step 4: Simplify right side
    1,088.48x = 926,658.10
  5. Step 5: Solve for x
    x = 926,658.10/1,088.48
  6. Step 6: Final answer
    x = 851.33

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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.