Home / 2,393.83-3,302.40-1,729.63

Finding the Fourth Proportional to 2,393.83, 3,302.40 and 1,729.63

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Solution

The fourth proportional to 2,393.83, 3,302.40 and 1,729.63 is: 2,386.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,393.83 : 3,302.40 = 1,729.63 : x
  2. Step 2: Convert to fraction form
    2,393.83/3,302.40 = 1,729.63/x
  3. Step 3: Cross multiply
    2,393.83x = 3,302.40 × 1,729.63
  4. Step 4: Simplify right side
    2,393.83x = 5,711,930.11
  5. Step 5: Solve for x
    x = 5,711,930.11/2,393.83
  6. Step 6: Final answer
    x = 2,386.11

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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.