Home / 10,371.15-14,311.63-5,894.28

Finding the Fourth Proportional to 10,371.15, 14,311.63 and 5,894.28

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Solution

The fourth proportional to 10,371.15, 14,311.63 and 5,894.28 is: 8,133.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371.15 : 14,311.63 = 5,894.28 : x
  2. Step 2: Convert to fraction form
    10,371.15/14,311.63 = 5,894.28/x
  3. Step 3: Cross multiply
    10,371.15x = 14,311.63 × 5,894.28
  4. Step 4: Simplify right side
    10,371.15x = 84,356,775.52
  5. Step 5: Solve for x
    x = 84,356,775.52/10,371.15
  6. Step 6: Final answer
    x = 8,133.79

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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.