Home / 9,306.16-13,936.12-6,519.76

Finding the Fourth Proportional to 9,306.16, 13,936.12 and 6,519.76

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Solution

The fourth proportional to 9,306.16, 13,936.12 and 6,519.76 is: 9,763.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,306.16 : 13,936.12 = 6,519.76 : x
  2. Step 2: Convert to fraction form
    9,306.16/13,936.12 = 6,519.76/x
  3. Step 3: Cross multiply
    9,306.16x = 13,936.12 × 6,519.76
  4. Step 4: Simplify right side
    9,306.16x = 90,860,106.59
  5. Step 5: Solve for x
    x = 90,860,106.59/9,306.16
  6. Step 6: Final answer
    x = 9,763.44

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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.