Home / 10,372.41-14,314.11-5,656.73

Finding the Fourth Proportional to 10,372.41, 14,314.11 and 5,656.73

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Solution

The fourth proportional to 10,372.41, 14,314.11 and 5,656.73 is: 7,806.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,372.41 : 14,314.11 = 5,656.73 : x
  2. Step 2: Convert to fraction form
    10,372.41/14,314.11 = 5,656.73/x
  3. Step 3: Cross multiply
    10,372.41x = 14,314.11 × 5,656.73
  4. Step 4: Simplify right side
    10,372.41x = 80,971,027.18
  5. Step 5: Solve for x
    x = 80,971,027.18/10,372.41
  6. Step 6: Final answer
    x = 7,806.39

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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.