Home / 5,377.16-8,064.81-2,454.78

Finding the Fourth Proportional to 5,377.16, 8,064.81 and 2,454.78

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Solution

The fourth proportional to 5,377.16, 8,064.81 and 2,454.78 is: 3,681.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377.16 : 8,064.81 = 2,454.78 : x
  2. Step 2: Convert to fraction form
    5,377.16/8,064.81 = 2,454.78/x
  3. Step 3: Cross multiply
    5,377.16x = 8,064.81 × 2,454.78
  4. Step 4: Simplify right side
    5,377.16x = 19,797,334.29
  5. Step 5: Solve for x
    x = 19,797,334.29/5,377.16
  6. Step 6: Final answer
    x = 3,681.74

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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.