Home / 2,627.76-3,941.40-896.28

Finding the Fourth Proportional to 2,627.76, 3,941.40 and 896.28

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Solution

The fourth proportional to 2,627.76, 3,941.40 and 896.28 is: 1,344.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,627.76 : 3,941.40 = 896.28 : x
  2. Step 2: Convert to fraction form
    2,627.76/3,941.40 = 896.28/x
  3. Step 3: Cross multiply
    2,627.76x = 3,941.40 × 896.28
  4. Step 4: Simplify right side
    2,627.76x = 3,532,597.99
  5. Step 5: Solve for x
    x = 3,532,597.99/2,627.76
  6. Step 6: Final answer
    x = 1,344.34

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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.