Home / 10,233.34-14,121.41-5,756.90

Finding the Fourth Proportional to 10,233.34, 14,121.41 and 5,756.90

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Solution

The fourth proportional to 10,233.34, 14,121.41 and 5,756.90 is: 7,944.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,233.34 : 14,121.41 = 5,756.90 : x
  2. Step 2: Convert to fraction form
    10,233.34/14,121.41 = 5,756.90/x
  3. Step 3: Cross multiply
    10,233.34x = 14,121.41 × 5,756.90
  4. Step 4: Simplify right side
    10,233.34x = 81,295,534.13
  5. Step 5: Solve for x
    x = 81,295,534.13/10,233.34
  6. Step 6: Final answer
    x = 7,944.19

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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.