Home / 8,395.40-11,585.91-4,618.73

Finding the Fourth Proportional to 8,395.40, 11,585.91 and 4,618.73

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Solution

The fourth proportional to 8,395.40, 11,585.91 and 4,618.73 is: 6,373.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,395.40 : 11,585.91 = 4,618.73 : x
  2. Step 2: Convert to fraction form
    8,395.40/11,585.91 = 4,618.73/x
  3. Step 3: Cross multiply
    8,395.40x = 11,585.91 × 4,618.73
  4. Step 4: Simplify right side
    8,395.40x = 53,512,132.16
  5. Step 5: Solve for x
    x = 53,512,132.16/8,395.40
  6. Step 6: Final answer
    x = 6,373.99

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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.