Home / 7,354.53-11,031.66-4,432.05

Finding the Fourth Proportional to 7,354.53, 11,031.66 and 4,432.05

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Solution

The fourth proportional to 7,354.53, 11,031.66 and 4,432.05 is: 6,647.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,354.53 : 11,031.66 = 4,432.05 : x
  2. Step 2: Convert to fraction form
    7,354.53/11,031.66 = 4,432.05/x
  3. Step 3: Cross multiply
    7,354.53x = 11,031.66 × 4,432.05
  4. Step 4: Simplify right side
    7,354.53x = 48,892,868.70
  5. Step 5: Solve for x
    x = 48,892,868.70/7,354.53
  6. Step 6: Final answer
    x = 6,647.99

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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.