Home / 5,264.10-7,884.27-3,870.90

Finding the Fourth Proportional to 5,264.10, 7,884.27 and 3,870.90

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Solution

The fourth proportional to 5,264.10, 7,884.27 and 3,870.90 is: 5,797.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,264.10 : 7,884.27 = 3,870.90 : x
  2. Step 2: Convert to fraction form
    5,264.10/7,884.27 = 3,870.90/x
  3. Step 3: Cross multiply
    5,264.10x = 7,884.27 × 3,870.90
  4. Step 4: Simplify right side
    5,264.10x = 30,519,220.74
  5. Step 5: Solve for x
    x = 30,519,220.74/5,264.10
  6. Step 6: Final answer
    x = 5,797.61

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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.