Home / 8,847.52-13,271.28-3,647.68

Finding the Fourth Proportional to 8,847.52, 13,271.28 and 3,647.68

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Solution

The fourth proportional to 8,847.52, 13,271.28 and 3,647.68 is: 5,471.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,847.52 : 13,271.28 = 3,647.68 : x
  2. Step 2: Convert to fraction form
    8,847.52/13,271.28 = 3,647.68/x
  3. Step 3: Cross multiply
    8,847.52x = 13,271.28 × 3,647.68
  4. Step 4: Simplify right side
    8,847.52x = 48,409,382.63
  5. Step 5: Solve for x
    x = 48,409,382.63/8,847.52
  6. Step 6: Final answer
    x = 5,471.52

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Similar ratio
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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.