Home / 10,195.24-14,068.60-5,718.38

Finding the Fourth Proportional to 10,195.24, 14,068.60 and 5,718.38

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Solution

The fourth proportional to 10,195.24, 14,068.60 and 5,718.38 is: 7,890.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,195.24 : 14,068.60 = 5,718.38 : x
  2. Step 2: Convert to fraction form
    10,195.24/14,068.60 = 5,718.38/x
  3. Step 3: Cross multiply
    10,195.24x = 14,068.60 × 5,718.38
  4. Step 4: Simplify right side
    10,195.24x = 80,449,600.87
  5. Step 5: Solve for x
    x = 80,449,600.87/10,195.24
  6. Step 6: Final answer
    x = 7,890.90

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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.