Home / 1,702.02-2,552.49-547.50

Finding the Fourth Proportional to 1,702.02, 2,552.49 and 547.50

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Solution

The fourth proportional to 1,702.02, 2,552.49 and 547.50 is: 821.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,702.02 : 2,552.49 = 547.50 : x
  2. Step 2: Convert to fraction form
    1,702.02/2,552.49 = 547.50/x
  3. Step 3: Cross multiply
    1,702.02x = 2,552.49 × 547.50
  4. Step 4: Simplify right side
    1,702.02x = 1,397,488.28
  5. Step 5: Solve for x
    x = 1,397,488.28/1,702.02
  6. Step 6: Final answer
    x = 821.08

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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.