Home / 4,263.64-6,387.78-3,569.56

Finding the Fourth Proportional to 4,263.64, 6,387.78 and 3,569.56

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Solution

The fourth proportional to 4,263.64, 6,387.78 and 3,569.56 is: 5,347.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,263.64 : 6,387.78 = 3,569.56 : x
  2. Step 2: Convert to fraction form
    4,263.64/6,387.78 = 3,569.56/x
  3. Step 3: Cross multiply
    4,263.64x = 6,387.78 × 3,569.56
  4. Step 4: Simplify right side
    4,263.64x = 22,801,563.98
  5. Step 5: Solve for x
    x = 22,801,563.98/4,263.64
  6. Step 6: Final answer
    x = 5,347.91

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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.