Home / 5,424.39-8,126.01-3,077.19

Finding the Fourth Proportional to 5,424.39, 8,126.01 and 3,077.19

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Solution

The fourth proportional to 5,424.39, 8,126.01 and 3,077.19 is: 4,609.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424.39 : 8,126.01 = 3,077.19 : x
  2. Step 2: Convert to fraction form
    5,424.39/8,126.01 = 3,077.19/x
  3. Step 3: Cross multiply
    5,424.39x = 8,126.01 × 3,077.19
  4. Step 4: Simplify right side
    5,424.39x = 25,005,276.71
  5. Step 5: Solve for x
    x = 25,005,276.71/5,424.39
  6. Step 6: Final answer
    x = 4,609.79

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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.