Home / 5,631.55-8,447.33-5,289.02

Finding the Fourth Proportional to 5,631.55, 8,447.33 and 5,289.02

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Solution

The fourth proportional to 5,631.55, 8,447.33 and 5,289.02 is: 7,933.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,631.55 : 8,447.33 = 5,289.02 : x
  2. Step 2: Convert to fraction form
    5,631.55/8,447.33 = 5,289.02/x
  3. Step 3: Cross multiply
    5,631.55x = 8,447.33 × 5,289.02
  4. Step 4: Simplify right side
    5,631.55x = 44,678,097.32
  5. Step 5: Solve for x
    x = 44,678,097.32/5,631.55
  6. Step 6: Final answer
    x = 7,933.53

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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.