Home / 10,095.26-15,139.40-3,857.04

Finding the Fourth Proportional to 10,095.26, 15,139.40 and 3,857.04

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Solution

The fourth proportional to 10,095.26, 15,139.40 and 3,857.04 is: 5,784.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,095.26 : 15,139.40 = 3,857.04 : x
  2. Step 2: Convert to fraction form
    10,095.26/15,139.40 = 3,857.04/x
  3. Step 3: Cross multiply
    10,095.26x = 15,139.40 × 3,857.04
  4. Step 4: Simplify right side
    10,095.26x = 58,393,271.38
  5. Step 5: Solve for x
    x = 58,393,271.38/10,095.26
  6. Step 6: Final answer
    x = 5,784.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.