Home / 10,369.15-15,549.60-4,521.66

Finding the Fourth Proportional to 10,369.15, 15,549.60 and 4,521.66

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Solution

The fourth proportional to 10,369.15, 15,549.60 and 4,521.66 is: 6,780.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369.15 : 15,549.60 = 4,521.66 : x
  2. Step 2: Convert to fraction form
    10,369.15/15,549.60 = 4,521.66/x
  3. Step 3: Cross multiply
    10,369.15x = 15,549.60 × 4,521.66
  4. Step 4: Simplify right side
    10,369.15x = 70,309,962.98
  5. Step 5: Solve for x
    x = 70,309,962.98/10,369.15
  6. Step 6: Final answer
    x = 6,780.69

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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.