Home / 3,029.28-4,543.02-1,297.50

Finding the Fourth Proportional to 3,029.28, 4,543.02 and 1,297.50

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Solution

The fourth proportional to 3,029.28, 4,543.02 and 1,297.50 is: 1,945.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.28 : 4,543.02 = 1,297.50 : x
  2. Step 2: Convert to fraction form
    3,029.28/4,543.02 = 1,297.50/x
  3. Step 3: Cross multiply
    3,029.28x = 4,543.02 × 1,297.50
  4. Step 4: Simplify right side
    3,029.28x = 5,894,568.45
  5. Step 5: Solve for x
    x = 5,894,568.45/3,029.28
  6. Step 6: Final answer
    x = 1,945.86

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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.