Home / 6,130.04-8,449.62-4,139.96

Finding the Fourth Proportional to 6,130.04, 8,449.62 and 4,139.96

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Solution

The fourth proportional to 6,130.04, 8,449.62 and 4,139.96 is: 5,706.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,130.04 : 8,449.62 = 4,139.96 : x
  2. Step 2: Convert to fraction form
    6,130.04/8,449.62 = 4,139.96/x
  3. Step 3: Cross multiply
    6,130.04x = 8,449.62 × 4,139.96
  4. Step 4: Simplify right side
    6,130.04x = 34,981,088.82
  5. Step 5: Solve for x
    x = 34,981,088.82/6,130.04
  6. Step 6: Final answer
    x = 5,706.50

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Double scale
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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.