Home / 8,905.24-13,356.42-3,358.12

Finding the Fourth Proportional to 8,905.24, 13,356.42 and 3,358.12

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Solution

The fourth proportional to 8,905.24, 13,356.42 and 3,358.12 is: 5,036.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,905.24 : 13,356.42 = 3,358.12 : x
  2. Step 2: Convert to fraction form
    8,905.24/13,356.42 = 3,358.12/x
  3. Step 3: Cross multiply
    8,905.24x = 13,356.42 × 3,358.12
  4. Step 4: Simplify right side
    8,905.24x = 44,852,461.13
  5. Step 5: Solve for x
    x = 44,852,461.13/8,905.24
  6. Step 6: Final answer
    x = 5,036.64

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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.