Home / 8,901.74-13,352.56-3,635.63

Finding the Fourth Proportional to 8,901.74, 13,352.56 and 3,635.63

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Solution

The fourth proportional to 8,901.74, 13,352.56 and 3,635.63 is: 5,453.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,901.74 : 13,352.56 = 3,635.63 : x
  2. Step 2: Convert to fraction form
    8,901.74/13,352.56 = 3,635.63/x
  3. Step 3: Cross multiply
    8,901.74x = 13,352.56 × 3,635.63
  4. Step 4: Simplify right side
    8,901.74x = 48,544,891.86
  5. Step 5: Solve for x
    x = 48,544,891.86/8,901.74
  6. Step 6: Final answer
    x = 5,453.41

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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.