Home / 10,060.45-15,085.79-3,039.12

Finding the Fourth Proportional to 10,060.45, 15,085.79 and 3,039.12

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Solution

The fourth proportional to 10,060.45, 15,085.79 and 3,039.12 is: 4,557.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,060.45 : 15,085.79 = 3,039.12 : x
  2. Step 2: Convert to fraction form
    10,060.45/15,085.79 = 3,039.12/x
  3. Step 3: Cross multiply
    10,060.45x = 15,085.79 × 3,039.12
  4. Step 4: Simplify right side
    10,060.45x = 45,847,539.40
  5. Step 5: Solve for x
    x = 45,847,539.40/10,060.45
  6. Step 6: Final answer
    x = 4,557.20

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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.