Home / 10,031.04-13,843.03-5,554.90

Finding the Fourth Proportional to 10,031.04, 13,843.03 and 5,554.90

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Solution

The fourth proportional to 10,031.04, 13,843.03 and 5,554.90 is: 7,665.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,031.04 : 13,843.03 = 5,554.90 : x
  2. Step 2: Convert to fraction form
    10,031.04/13,843.03 = 5,554.90/x
  3. Step 3: Cross multiply
    10,031.04x = 13,843.03 × 5,554.90
  4. Step 4: Simplify right side
    10,031.04x = 76,896,684.49
  5. Step 5: Solve for x
    x = 76,896,684.49/10,031.04
  6. Step 6: Final answer
    x = 7,665.87

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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.