Home / 6,149.03-8,478.95-4,156.13

Finding the Fourth Proportional to 6,149.03, 8,478.95 and 4,156.13

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Solution

The fourth proportional to 6,149.03, 8,478.95 and 4,156.13 is: 5,730.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,149.03 : 8,478.95 = 4,156.13 : x
  2. Step 2: Convert to fraction form
    6,149.03/8,478.95 = 4,156.13/x
  3. Step 3: Cross multiply
    6,149.03x = 8,478.95 × 4,156.13
  4. Step 4: Simplify right side
    6,149.03x = 35,239,555.29
  5. Step 5: Solve for x
    x = 35,239,555.29/6,149.03
  6. Step 6: Final answer
    x = 5,730.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.