Home / 5,549.34-8,311.67-5,117.18

Finding the Fourth Proportional to 5,549.34, 8,311.67 and 5,117.18

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Solution

The fourth proportional to 5,549.34, 8,311.67 and 5,117.18 is: 7,664.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,549.34 : 8,311.67 = 5,117.18 : x
  2. Step 2: Convert to fraction form
    5,549.34/8,311.67 = 5,117.18/x
  3. Step 3: Cross multiply
    5,549.34x = 8,311.67 × 5,117.18
  4. Step 4: Simplify right side
    5,549.34x = 42,532,306.68
  5. Step 5: Solve for x
    x = 42,532,306.68/5,549.34
  6. Step 6: Final answer
    x = 7,664.39

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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.