Home / 7,265.04-10,029.45-5,142.23

Finding the Fourth Proportional to 7,265.04, 10,029.45 and 5,142.23

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Solution

The fourth proportional to 7,265.04, 10,029.45 and 5,142.23 is: 7,098.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,265.04 : 10,029.45 = 5,142.23 : x
  2. Step 2: Convert to fraction form
    7,265.04/10,029.45 = 5,142.23/x
  3. Step 3: Cross multiply
    7,265.04x = 10,029.45 × 5,142.23
  4. Step 4: Simplify right side
    7,265.04x = 51,573,713.60
  5. Step 5: Solve for x
    x = 51,573,713.60/7,265.04
  6. Step 6: Final answer
    x = 7,098.89

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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.