Home / 5,031.32-7,539.42-4,551.80

Finding the Fourth Proportional to 5,031.32, 7,539.42 and 4,551.80

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Solution

The fourth proportional to 5,031.32, 7,539.42 and 4,551.80 is: 6,820.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.32 : 7,539.42 = 4,551.80 : x
  2. Step 2: Convert to fraction form
    5,031.32/7,539.42 = 4,551.80/x
  3. Step 3: Cross multiply
    5,031.32x = 7,539.42 × 4,551.80
  4. Step 4: Simplify right side
    5,031.32x = 34,317,931.96
  5. Step 5: Solve for x
    x = 34,317,931.96/5,031.32
  6. Step 6: Final answer
    x = 6,820.86

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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.