Home / 4,925.66-7,389.00-1,637.87

Finding the Fourth Proportional to 4,925.66, 7,389.00 and 1,637.87

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Solution

The fourth proportional to 4,925.66, 7,389.00 and 1,637.87 is: 2,456.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,925.66 : 7,389.00 = 1,637.87 : x
  2. Step 2: Convert to fraction form
    4,925.66/7,389.00 = 1,637.87/x
  3. Step 3: Cross multiply
    4,925.66x = 7,389.00 × 1,637.87
  4. Step 4: Simplify right side
    4,925.66x = 12,102,213.24
  5. Step 5: Solve for x
    x = 12,102,213.24/4,925.66
  6. Step 6: Final answer
    x = 2,456.97

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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.