Home / 10,372.15-14,313.36-6,337.57

Finding the Fourth Proportional to 10,372.15, 14,313.36 and 6,337.57

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Solution

The fourth proportional to 10,372.15, 14,313.36 and 6,337.57 is: 8,745.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,372.15 : 14,313.36 = 6,337.57 : x
  2. Step 2: Convert to fraction form
    10,372.15/14,313.36 = 6,337.57/x
  3. Step 3: Cross multiply
    10,372.15x = 14,313.36 × 6,337.57
  4. Step 4: Simplify right side
    10,372.15x = 90,711,920.94
  5. Step 5: Solve for x
    x = 90,711,920.94/10,372.15
  6. Step 6: Final answer
    x = 8,745.72

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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.