Home / 2,393.08-3,301.45-1,728.48

Finding the Fourth Proportional to 2,393.08, 3,301.45 and 1,728.48

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Solution

The fourth proportional to 2,393.08, 3,301.45 and 1,728.48 is: 2,384.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,393.08 : 3,301.45 = 1,728.48 : x
  2. Step 2: Convert to fraction form
    2,393.08/3,301.45 = 1,728.48/x
  3. Step 3: Cross multiply
    2,393.08x = 3,301.45 × 1,728.48
  4. Step 4: Simplify right side
    2,393.08x = 5,706,490.30
  5. Step 5: Solve for x
    x = 5,706,490.30/2,393.08
  6. Step 6: Final answer
    x = 2,384.58

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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.