Home / 3,010.32-4,515.48-1,061.28

Finding the Fourth Proportional to 3,010.32, 4,515.48 and 1,061.28

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Solution

The fourth proportional to 3,010.32, 4,515.48 and 1,061.28 is: 1,591.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010.32 : 4,515.48 = 1,061.28 : x
  2. Step 2: Convert to fraction form
    3,010.32/4,515.48 = 1,061.28/x
  3. Step 3: Cross multiply
    3,010.32x = 4,515.48 × 1,061.28
  4. Step 4: Simplify right side
    3,010.32x = 4,792,188.61
  5. Step 5: Solve for x
    x = 4,792,188.61/3,010.32
  6. Step 6: Final answer
    x = 1,591.92

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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.