Home / 7,281.50-10,052.44-4,449.53

Finding the Fourth Proportional to 7,281.50, 10,052.44 and 4,449.53

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Solution

The fourth proportional to 7,281.50, 10,052.44 and 4,449.53 is: 6,142.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,281.50 : 10,052.44 = 4,449.53 : x
  2. Step 2: Convert to fraction form
    7,281.50/10,052.44 = 4,449.53/x
  3. Step 3: Cross multiply
    7,281.50x = 10,052.44 × 4,449.53
  4. Step 4: Simplify right side
    7,281.50x = 44,728,647.36
  5. Step 5: Solve for x
    x = 44,728,647.36/7,281.50
  6. Step 6: Final answer
    x = 6,142.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.