Home / 9,000.98-12,418.07-5,597.76

Finding the Fourth Proportional to 9,000.98, 12,418.07 and 5,597.76

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Solution

The fourth proportional to 9,000.98, 12,418.07 and 5,597.76 is: 7,722.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,000.98 : 12,418.07 = 5,597.76 : x
  2. Step 2: Convert to fraction form
    9,000.98/12,418.07 = 5,597.76/x
  3. Step 3: Cross multiply
    9,000.98x = 12,418.07 × 5,597.76
  4. Step 4: Simplify right side
    9,000.98x = 69,513,347.53
  5. Step 5: Solve for x
    x = 69,513,347.53/9,000.98
  6. Step 6: Final answer
    x = 7,722.87

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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.