Home / 3,139.08-4,710.06-1,601.16

Finding the Fourth Proportional to 3,139.08, 4,710.06 and 1,601.16

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Solution

The fourth proportional to 3,139.08, 4,710.06 and 1,601.16 is: 2,402.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139.08 : 4,710.06 = 1,601.16 : x
  2. Step 2: Convert to fraction form
    3,139.08/4,710.06 = 1,601.16/x
  3. Step 3: Cross multiply
    3,139.08x = 4,710.06 × 1,601.16
  4. Step 4: Simplify right side
    3,139.08x = 7,541,559.67
  5. Step 5: Solve for x
    x = 7,541,559.67/3,139.08
  6. Step 6: Final answer
    x = 2,402.47

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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.