Home / 1,924.61-2,657.48-1,432.53

Finding the Fourth Proportional to 1,924.61, 2,657.48 and 1,432.53

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Solution

The fourth proportional to 1,924.61, 2,657.48 and 1,432.53 is: 1,978.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924.61 : 2,657.48 = 1,432.53 : x
  2. Step 2: Convert to fraction form
    1,924.61/2,657.48 = 1,432.53/x
  3. Step 3: Cross multiply
    1,924.61x = 2,657.48 × 1,432.53
  4. Step 4: Simplify right side
    1,924.61x = 3,806,912.66
  5. Step 5: Solve for x
    x = 3,806,912.66/1,924.61
  6. Step 6: Final answer
    x = 1,978.02

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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.