Home / 6,077.45-8,386.85-3,424.79

Finding the Fourth Proportional to 6,077.45, 8,386.85 and 3,424.79

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Solution

The fourth proportional to 6,077.45, 8,386.85 and 3,424.79 is: 4,726.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,077.45 : 8,386.85 = 3,424.79 : x
  2. Step 2: Convert to fraction form
    6,077.45/8,386.85 = 3,424.79/x
  3. Step 3: Cross multiply
    6,077.45x = 8,386.85 × 3,424.79
  4. Step 4: Simplify right side
    6,077.45x = 28,723,140.95
  5. Step 5: Solve for x
    x = 28,723,140.95/6,077.45
  6. Step 6: Final answer
    x = 4,726.19

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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.