Home / 8,824.02-13,245.75-7,454.31

Finding the Fourth Proportional to 8,824.02, 13,245.75 and 7,454.31

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Solution

The fourth proportional to 8,824.02, 13,245.75 and 7,454.31 is: 11,189.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,824.02 : 13,245.75 = 7,454.31 : x
  2. Step 2: Convert to fraction form
    8,824.02/13,245.75 = 7,454.31/x
  3. Step 3: Cross multiply
    8,824.02x = 13,245.75 × 7,454.31
  4. Step 4: Simplify right side
    8,824.02x = 98,737,926.68
  5. Step 5: Solve for x
    x = 98,737,926.68/8,824.02
  6. Step 6: Final answer
    x = 11,189.68

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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.