Home / 7,528.80-11,297.52-6,245.76

Finding the Fourth Proportional to 7,528.80, 11,297.52 and 6,245.76

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Solution

The fourth proportional to 7,528.80, 11,297.52 and 6,245.76 is: 9,372.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,528.80 : 11,297.52 = 6,245.76 : x
  2. Step 2: Convert to fraction form
    7,528.80/11,297.52 = 6,245.76/x
  3. Step 3: Cross multiply
    7,528.80x = 11,297.52 × 6,245.76
  4. Step 4: Simplify right side
    7,528.80x = 70,561,598.52
  5. Step 5: Solve for x
    x = 70,561,598.52/7,528.80
  6. Step 6: Final answer
    x = 9,372.22

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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.