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Finding the Fourth Proportional to 2,360.88, 3,263.76 and 2,144.88

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Solution

The fourth proportional to 2,360.88, 3,263.76 and 2,144.88 is: 2,965.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,360.88 : 3,263.76 = 2,144.88 : x
  2. Step 2: Convert to fraction form
    2,360.88/3,263.76 = 2,144.88/x
  3. Step 3: Cross multiply
    2,360.88x = 3,263.76 × 2,144.88
  4. Step 4: Simplify right side
    2,360.88x = 7,000,373.55
  5. Step 5: Solve for x
    x = 7,000,373.55/2,360.88
  6. Step 6: Final answer
    x = 2,965.15

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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.