Home / 10,272.36-15,398.28-4,348.56

Finding the Fourth Proportional to 10,272.36, 15,398.28 and 4,348.56

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Solution

The fourth proportional to 10,272.36, 15,398.28 and 4,348.56 is: 6,518.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,272.36 : 15,398.28 = 4,348.56 : x
  2. Step 2: Convert to fraction form
    10,272.36/15,398.28 = 4,348.56/x
  3. Step 3: Cross multiply
    10,272.36x = 15,398.28 × 4,348.56
  4. Step 4: Simplify right side
    10,272.36x = 66,960,344.48
  5. Step 5: Solve for x
    x = 66,960,344.48/10,272.36
  6. Step 6: Final answer
    x = 6,518.50

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1.5x scale

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.