Home / 6,260.10-8,639.13-3,608.04

Finding the Fourth Proportional to 6,260.10, 8,639.13 and 3,608.04

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Solution

The fourth proportional to 6,260.10, 8,639.13 and 3,608.04 is: 4,979.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,260.10 : 8,639.13 = 3,608.04 : x
  2. Step 2: Convert to fraction form
    6,260.10/8,639.13 = 3,608.04/x
  3. Step 3: Cross multiply
    6,260.10x = 8,639.13 × 3,608.04
  4. Step 4: Simplify right side
    6,260.10x = 31,170,326.61
  5. Step 5: Solve for x
    x = 31,170,326.61/6,260.10
  6. Step 6: Final answer
    x = 4,979.21

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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.