Home / 2,295.55-3,440.41-1,125.27

Finding the Fourth Proportional to 2,295.55, 3,440.41 and 1,125.27

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Solution

The fourth proportional to 2,295.55, 3,440.41 and 1,125.27 is: 1,686.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,295.55 : 3,440.41 = 1,125.27 : x
  2. Step 2: Convert to fraction form
    2,295.55/3,440.41 = 1,125.27/x
  3. Step 3: Cross multiply
    2,295.55x = 3,440.41 × 1,125.27
  4. Step 4: Simplify right side
    2,295.55x = 3,871,387.35
  5. Step 5: Solve for x
    x = 3,871,387.35/2,295.55
  6. Step 6: Final answer
    x = 1,686.47

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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.