Home / 2,393.42-3,301.63-1,647.74

Finding the Fourth Proportional to 2,393.42, 3,301.63 and 1,647.74

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Solution

The fourth proportional to 2,393.42, 3,301.63 and 1,647.74 is: 2,273.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,393.42 : 3,301.63 = 1,647.74 : x
  2. Step 2: Convert to fraction form
    2,393.42/3,301.63 = 1,647.74/x
  3. Step 3: Cross multiply
    2,393.42x = 3,301.63 × 1,647.74
  4. Step 4: Simplify right side
    2,393.42x = 5,440,231.95
  5. Step 5: Solve for x
    x = 5,440,231.95/2,393.42
  6. Step 6: Final answer
    x = 2,273.00

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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.