Home / 10,371.18-14,310.96-6,340.04

Finding the Fourth Proportional to 10,371.18, 14,310.96 and 6,340.04

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Solution

The fourth proportional to 10,371.18, 14,310.96 and 6,340.04 is: 8,748.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371.18 : 14,310.96 = 6,340.04 : x
  2. Step 2: Convert to fraction form
    10,371.18/14,310.96 = 6,340.04/x
  3. Step 3: Cross multiply
    10,371.18x = 14,310.96 × 6,340.04
  4. Step 4: Simplify right side
    10,371.18x = 90,731,955.58
  5. Step 5: Solve for x
    x = 90,731,955.58/10,371.18
  6. Step 6: Final answer
    x = 8,748.47

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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.