Home / 1,630.23-2,432.40-1,592.90

Finding the Fourth Proportional to 1,630.23, 2,432.40 and 1,592.90

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Solution

The fourth proportional to 1,630.23, 2,432.40 and 1,592.90 is: 2,376.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630.23 : 2,432.40 = 1,592.90 : x
  2. Step 2: Convert to fraction form
    1,630.23/2,432.40 = 1,592.90/x
  3. Step 3: Cross multiply
    1,630.23x = 2,432.40 × 1,592.90
  4. Step 4: Simplify right side
    1,630.23x = 3,874,569.96
  5. Step 5: Solve for x
    x = 3,874,569.96/1,630.23
  6. Step 6: Final answer
    x = 2,376.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.