Home / 2,943.48-4,406.76-2,759.58

Finding the Fourth Proportional to 2,943.48, 4,406.76 and 2,759.58

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Solution

The fourth proportional to 2,943.48, 4,406.76 and 2,759.58 is: 4,131.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.48 : 4,406.76 = 2,759.58 : x
  2. Step 2: Convert to fraction form
    2,943.48/4,406.76 = 2,759.58/x
  3. Step 3: Cross multiply
    2,943.48x = 4,406.76 × 2,759.58
  4. Step 4: Simplify right side
    2,943.48x = 12,160,806.76
  5. Step 5: Solve for x
    x = 12,160,806.76/2,943.48
  6. Step 6: Final answer
    x = 4,131.44

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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.