Home / 2,394.21-3,302.61-1,648.13

Finding the Fourth Proportional to 2,394.21, 3,302.61 and 1,648.13

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Solution

The fourth proportional to 2,394.21, 3,302.61 and 1,648.13 is: 2,273.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,394.21 : 3,302.61 = 1,648.13 : x
  2. Step 2: Convert to fraction form
    2,394.21/3,302.61 = 1,648.13/x
  3. Step 3: Cross multiply
    2,394.21x = 3,302.61 × 1,648.13
  4. Step 4: Simplify right side
    2,394.21x = 5,443,114.11
  5. Step 5: Solve for x
    x = 5,443,114.11/2,394.21
  6. Step 6: Final answer
    x = 2,273.45

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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.