Home / 4,126.95-5,695.52-2,555.55

Finding the Fourth Proportional to 4,126.95, 5,695.52 and 2,555.55

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Solution

The fourth proportional to 4,126.95, 5,695.52 and 2,555.55 is: 3,526.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126.95 : 5,695.52 = 2,555.55 : x
  2. Step 2: Convert to fraction form
    4,126.95/5,695.52 = 2,555.55/x
  3. Step 3: Cross multiply
    4,126.95x = 5,695.52 × 2,555.55
  4. Step 4: Simplify right side
    4,126.95x = 14,555,173.36
  5. Step 5: Solve for x
    x = 14,555,173.36/4,126.95
  6. Step 6: Final answer
    x = 3,526.86

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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.