Home / 3,061.28-4,591.86-1,009.28

Finding the Fourth Proportional to 3,061.28, 4,591.86 and 1,009.28

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Solution

The fourth proportional to 3,061.28, 4,591.86 and 1,009.28 is: 1,513.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,061.28 : 4,591.86 = 1,009.28 : x
  2. Step 2: Convert to fraction form
    3,061.28/4,591.86 = 1,009.28/x
  3. Step 3: Cross multiply
    3,061.28x = 4,591.86 × 1,009.28
  4. Step 4: Simplify right side
    3,061.28x = 4,634,472.46
  5. Step 5: Solve for x
    x = 4,634,472.46/3,061.28
  6. Step 6: Final answer
    x = 1,513.90

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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.