Home / 8,532.30-12,798.60-5,327.58

Finding the Fourth Proportional to 8,532.30, 12,798.60 and 5,327.58

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Solution

The fourth proportional to 8,532.30, 12,798.60 and 5,327.58 is: 7,991.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,532.30 : 12,798.60 = 5,327.58 : x
  2. Step 2: Convert to fraction form
    8,532.30/12,798.60 = 5,327.58/x
  3. Step 3: Cross multiply
    8,532.30x = 12,798.60 × 5,327.58
  4. Step 4: Simplify right side
    8,532.30x = 68,185,565.39
  5. Step 5: Solve for x
    x = 68,185,565.39/8,532.30
  6. Step 6: Final answer
    x = 7,991.46

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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.