Home / 4,120.54-5,686.36-2,527.18

Finding the Fourth Proportional to 4,120.54, 5,686.36 and 2,527.18

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Solution

The fourth proportional to 4,120.54, 5,686.36 and 2,527.18 is: 3,487.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120.54 : 5,686.36 = 2,527.18 : x
  2. Step 2: Convert to fraction form
    4,120.54/5,686.36 = 2,527.18/x
  3. Step 3: Cross multiply
    4,120.54x = 5,686.36 × 2,527.18
  4. Step 4: Simplify right side
    4,120.54x = 14,370,434.73
  5. Step 5: Solve for x
    x = 14,370,434.73/4,120.54
  6. Step 6: Final answer
    x = 3,487.51

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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.