Home / 1,702.13-2,552.50-531.74

Finding the Fourth Proportional to 1,702.13, 2,552.50 and 531.74

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Solution

The fourth proportional to 1,702.13, 2,552.50 and 531.74 is: 797.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,702.13 : 2,552.50 = 531.74 : x
  2. Step 2: Convert to fraction form
    1,702.13/2,552.50 = 531.74/x
  3. Step 3: Cross multiply
    1,702.13x = 2,552.50 × 531.74
  4. Step 4: Simplify right side
    1,702.13x = 1,357,266.35
  5. Step 5: Solve for x
    x = 1,357,266.35/1,702.13
  6. Step 6: Final answer
    x = 797.39

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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.