Home / 2,240.40-3,360.18-941.88

Finding the Fourth Proportional to 2,240.40, 3,360.18 and 941.88

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Solution

The fourth proportional to 2,240.40, 3,360.18 and 941.88 is: 1,412.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240.40 : 3,360.18 = 941.88 : x
  2. Step 2: Convert to fraction form
    2,240.40/3,360.18 = 941.88/x
  3. Step 3: Cross multiply
    2,240.40x = 3,360.18 × 941.88
  4. Step 4: Simplify right side
    2,240.40x = 3,164,886.34
  5. Step 5: Solve for x
    x = 3,164,886.34/2,240.40
  6. Step 6: Final answer
    x = 1,412.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.