Home / 2,527.20-3,482.28-1,818.36

Finding the Fourth Proportional to 2,527.20, 3,482.28 and 1,818.36

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Solution

The fourth proportional to 2,527.20, 3,482.28 and 1,818.36 is: 2,505.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,527.20 : 3,482.28 = 1,818.36 : x
  2. Step 2: Convert to fraction form
    2,527.20/3,482.28 = 1,818.36/x
  3. Step 3: Cross multiply
    2,527.20x = 3,482.28 × 1,818.36
  4. Step 4: Simplify right side
    2,527.20x = 6,332,038.66
  5. Step 5: Solve for x
    x = 6,332,038.66/2,527.20
  6. Step 6: Final answer
    x = 2,505.56

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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.