Home / 10,203.29-14,081.34-5,726.76

Finding the Fourth Proportional to 10,203.29, 14,081.34 and 5,726.76

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Solution

The fourth proportional to 10,203.29, 14,081.34 and 5,726.76 is: 7,903.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,203.29 : 14,081.34 = 5,726.76 : x
  2. Step 2: Convert to fraction form
    10,203.29/14,081.34 = 5,726.76/x
  3. Step 3: Cross multiply
    10,203.29x = 14,081.34 × 5,726.76
  4. Step 4: Simplify right side
    10,203.29x = 80,640,454.66
  5. Step 5: Solve for x
    x = 80,640,454.66/10,203.29
  6. Step 6: Final answer
    x = 7,903.38

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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.