Home / 10,506.75-14,499.12-5,726.66

Finding the Fourth Proportional to 10,506.75, 14,499.12 and 5,726.66

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Solution

The fourth proportional to 10,506.75, 14,499.12 and 5,726.66 is: 7,902.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,506.75 : 14,499.12 = 5,726.66 : x
  2. Step 2: Convert to fraction form
    10,506.75/14,499.12 = 5,726.66/x
  3. Step 3: Cross multiply
    10,506.75x = 14,499.12 × 5,726.66
  4. Step 4: Simplify right side
    10,506.75x = 83,031,530.54
  5. Step 5: Solve for x
    x = 83,031,530.54/10,506.75
  6. Step 6: Final answer
    x = 7,902.68

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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.