Home / 10,103.77-13,944.84-6,125.45

Finding the Fourth Proportional to 10,103.77, 13,944.84 and 6,125.45

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Solution

The fourth proportional to 10,103.77, 13,944.84 and 6,125.45 is: 8,454.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,103.77 : 13,944.84 = 6,125.45 : x
  2. Step 2: Convert to fraction form
    10,103.77/13,944.84 = 6,125.45/x
  3. Step 3: Cross multiply
    10,103.77x = 13,944.84 × 6,125.45
  4. Step 4: Simplify right side
    10,103.77x = 85,418,420.18
  5. Step 5: Solve for x
    x = 85,418,420.18/10,103.77
  6. Step 6: Final answer
    x = 8,454.12

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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.