Home / 4,925.92-7,388.40-1,637.92

Finding the Fourth Proportional to 4,925.92, 7,388.40 and 1,637.92

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Solution

The fourth proportional to 4,925.92, 7,388.40 and 1,637.92 is: 2,456.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,925.92 : 7,388.40 = 1,637.92 : x
  2. Step 2: Convert to fraction form
    4,925.92/7,388.40 = 1,637.92/x
  3. Step 3: Cross multiply
    4,925.92x = 7,388.40 × 1,637.92
  4. Step 4: Simplify right side
    4,925.92x = 12,101,608.13
  5. Step 5: Solve for x
    x = 12,101,608.13/4,925.92
  6. Step 6: Final answer
    x = 2,456.72

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1.5x scale

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.