Home / 7,549.34-11,315.03-5,694.30

Finding the Fourth Proportional to 7,549.34, 11,315.03 and 5,694.30

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Solution

The fourth proportional to 7,549.34, 11,315.03 and 5,694.30 is: 8,534.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,549.34 : 11,315.03 = 5,694.30 : x
  2. Step 2: Convert to fraction form
    7,549.34/11,315.03 = 5,694.30/x
  3. Step 3: Cross multiply
    7,549.34x = 11,315.03 × 5,694.30
  4. Step 4: Simplify right side
    7,549.34x = 64,431,146.86
  5. Step 5: Solve for x
    x = 64,431,146.86/7,549.34
  6. Step 6: Final answer
    x = 8,534.68

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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.