Home / 10,125.36-13,972.68-5,936.40

Finding the Fourth Proportional to 10,125.36, 13,972.68 and 5,936.40

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Solution

The fourth proportional to 10,125.36, 13,972.68 and 5,936.40 is: 8,192.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,125.36 : 13,972.68 = 5,936.40 : x
  2. Step 2: Convert to fraction form
    10,125.36/13,972.68 = 5,936.40/x
  3. Step 3: Cross multiply
    10,125.36x = 13,972.68 × 5,936.40
  4. Step 4: Simplify right side
    10,125.36x = 82,947,417.55
  5. Step 5: Solve for x
    x = 82,947,417.55/10,125.36
  6. Step 6: Final answer
    x = 8,192.05

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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.