Home / 10,125.34-13,969.24-6,348.66

Finding the Fourth Proportional to 10,125.34, 13,969.24 and 6,348.66

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Solution

The fourth proportional to 10,125.34, 13,969.24 and 6,348.66 is: 8,758.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,125.34 : 13,969.24 = 6,348.66 : x
  2. Step 2: Convert to fraction form
    10,125.34/13,969.24 = 6,348.66/x
  3. Step 3: Cross multiply
    10,125.34x = 13,969.24 × 6,348.66
  4. Step 4: Simplify right side
    10,125.34x = 88,685,886.96
  5. Step 5: Solve for x
    x = 88,685,886.96/10,125.34
  6. Step 6: Final answer
    x = 8,758.81

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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.