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Finding the Fourth Proportional to 1,625.76, 2,437.57 and 585.24

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Solution

The fourth proportional to 1,625.76, 2,437.57 and 585.24 is: 877.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625.76 : 2,437.57 = 585.24 : x
  2. Step 2: Convert to fraction form
    1,625.76/2,437.57 = 585.24/x
  3. Step 3: Cross multiply
    1,625.76x = 2,437.57 × 585.24
  4. Step 4: Simplify right side
    1,625.76x = 1,426,563.47
  5. Step 5: Solve for x
    x = 1,426,563.47/1,625.76
  6. Step 6: Final answer
    x = 877.47

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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.