Home / 4,239.19-6,358.85-1,607.92

Finding the Fourth Proportional to 4,239.19, 6,358.85 and 1,607.92

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Solution

The fourth proportional to 4,239.19, 6,358.85 and 1,607.92 is: 2,411.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239.19 : 6,358.85 = 1,607.92 : x
  2. Step 2: Convert to fraction form
    4,239.19/6,358.85 = 1,607.92/x
  3. Step 3: Cross multiply
    4,239.19x = 6,358.85 × 1,607.92
  4. Step 4: Simplify right side
    4,239.19x = 10,224,513.23
  5. Step 5: Solve for x
    x = 10,224,513.23/4,239.19
  6. Step 6: Final answer
    x = 2,411.91

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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.