Home / 5,526.30-8,289.45-4,432.80

Finding the Fourth Proportional to 5,526.30, 8,289.45 and 4,432.80

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Solution

The fourth proportional to 5,526.30, 8,289.45 and 4,432.80 is: 6,649.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,526.30 : 8,289.45 = 4,432.80 : x
  2. Step 2: Convert to fraction form
    5,526.30/8,289.45 = 4,432.80/x
  3. Step 3: Cross multiply
    5,526.30x = 8,289.45 × 4,432.80
  4. Step 4: Simplify right side
    5,526.30x = 36,745,473.96
  5. Step 5: Solve for x
    x = 36,745,473.96/5,526.30
  6. Step 6: Final answer
    x = 6,649.20

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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.