Home / 3,099.29-4,646.92-1,124.55

Finding the Fourth Proportional to 3,099.29, 4,646.92 and 1,124.55

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Solution

The fourth proportional to 3,099.29, 4,646.92 and 1,124.55 is: 1,686.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,099.29 : 4,646.92 = 1,124.55 : x
  2. Step 2: Convert to fraction form
    3,099.29/4,646.92 = 1,124.55/x
  3. Step 3: Cross multiply
    3,099.29x = 4,646.92 × 1,124.55
  4. Step 4: Simplify right side
    3,099.29x = 5,225,688.28
  5. Step 5: Solve for x
    x = 5,225,688.28/3,099.29
  6. Step 6: Final answer
    x = 1,686.09

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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.