Home / 2,792.28-3,853.46-1,533.38

Finding the Fourth Proportional to 2,792.28, 3,853.46 and 1,533.38

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Solution

The fourth proportional to 2,792.28, 3,853.46 and 1,533.38 is: 2,116.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792.28 : 3,853.46 = 1,533.38 : x
  2. Step 2: Convert to fraction form
    2,792.28/3,853.46 = 1,533.38/x
  3. Step 3: Cross multiply
    2,792.28x = 3,853.46 × 1,533.38
  4. Step 4: Simplify right side
    2,792.28x = 5,908,818.49
  5. Step 5: Solve for x
    x = 5,908,818.49/2,792.28
  6. Step 6: Final answer
    x = 2,116.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.