Home / 10,255.84-15,388.68-5,060.56

Finding the Fourth Proportional to 10,255.84, 15,388.68 and 5,060.56

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Solution

The fourth proportional to 10,255.84, 15,388.68 and 5,060.56 is: 7,593.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,255.84 : 15,388.68 = 5,060.56 : x
  2. Step 2: Convert to fraction form
    10,255.84/15,388.68 = 5,060.56/x
  3. Step 3: Cross multiply
    10,255.84x = 15,388.68 × 5,060.56
  4. Step 4: Simplify right side
    10,255.84x = 77,875,338.46
  5. Step 5: Solve for x
    x = 77,875,338.46/10,255.84
  6. Step 6: Final answer
    x = 7,593.27

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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.