Home / 8,257.10-11,395.58-4,719.62

Finding the Fourth Proportional to 8,257.10, 11,395.58 and 4,719.62

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Solution

The fourth proportional to 8,257.10, 11,395.58 and 4,719.62 is: 6,513.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,257.10 : 11,395.58 = 4,719.62 : x
  2. Step 2: Convert to fraction form
    8,257.10/11,395.58 = 4,719.62/x
  3. Step 3: Cross multiply
    8,257.10x = 11,395.58 × 4,719.62
  4. Step 4: Simplify right side
    8,257.10x = 53,782,726.70
  5. Step 5: Solve for x
    x = 53,782,726.70/8,257.10
  6. Step 6: Final answer
    x = 6,513.52

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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.