Home / 2,792.13-3,853.31-1,533.26

Finding the Fourth Proportional to 2,792.13, 3,853.31 and 1,533.26

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Solution

The fourth proportional to 2,792.13, 3,853.31 and 1,533.26 is: 2,115.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792.13 : 3,853.31 = 1,533.26 : x
  2. Step 2: Convert to fraction form
    2,792.13/3,853.31 = 1,533.26/x
  3. Step 3: Cross multiply
    2,792.13x = 3,853.31 × 1,533.26
  4. Step 4: Simplify right side
    2,792.13x = 5,908,099.16
  5. Step 5: Solve for x
    x = 5,908,099.16/2,792.13
  6. Step 6: Final answer
    x = 2,115.98

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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.