Home / 2,392.29-3,301.52-1,330.13

Finding the Fourth Proportional to 2,392.29, 3,301.52 and 1,330.13

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Solution

The fourth proportional to 2,392.29, 3,301.52 and 1,330.13 is: 1,835.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,392.29 : 3,301.52 = 1,330.13 : x
  2. Step 2: Convert to fraction form
    2,392.29/3,301.52 = 1,330.13/x
  3. Step 3: Cross multiply
    2,392.29x = 3,301.52 × 1,330.13
  4. Step 4: Simplify right side
    2,392.29x = 4,391,427.64
  5. Step 5: Solve for x
    x = 4,391,427.64/2,392.29
  6. Step 6: Final answer
    x = 1,835.66

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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.