Home / 3,822.59-5,275.13-2,330.57

Finding the Fourth Proportional to 3,822.59, 5,275.13 and 2,330.57

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Solution

The fourth proportional to 3,822.59, 5,275.13 and 2,330.57 is: 3,216.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822.59 : 5,275.13 = 2,330.57 : x
  2. Step 2: Convert to fraction form
    3,822.59/5,275.13 = 2,330.57/x
  3. Step 3: Cross multiply
    3,822.59x = 5,275.13 × 2,330.57
  4. Step 4: Simplify right side
    3,822.59x = 12,294,061.26
  5. Step 5: Solve for x
    x = 12,294,061.26/3,822.59
  6. Step 6: Final answer
    x = 3,216.16

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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.