Home / 5,377.92-8,026.76-5,246.68

Finding the Fourth Proportional to 5,377.92, 8,026.76 and 5,246.68

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Solution

The fourth proportional to 5,377.92, 8,026.76 and 5,246.68 is: 7,830.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377.92 : 8,026.76 = 5,246.68 : x
  2. Step 2: Convert to fraction form
    5,377.92/8,026.76 = 5,246.68/x
  3. Step 3: Cross multiply
    5,377.92x = 8,026.76 × 5,246.68
  4. Step 4: Simplify right side
    5,377.92x = 42,113,841.16
  5. Step 5: Solve for x
    x = 42,113,841.16/5,377.92
  6. Step 6: Final answer
    x = 7,830.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.