Home / 1,527.44-2,108.27-968.18

Finding the Fourth Proportional to 1,527.44, 2,108.27 and 968.18

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Solution

The fourth proportional to 1,527.44, 2,108.27 and 968.18 is: 1,336.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527.44 : 2,108.27 = 968.18 : x
  2. Step 2: Convert to fraction form
    1,527.44/2,108.27 = 968.18/x
  3. Step 3: Cross multiply
    1,527.44x = 2,108.27 × 968.18
  4. Step 4: Simplify right side
    1,527.44x = 2,041,180.01
  5. Step 5: Solve for x
    x = 2,041,180.01/1,527.44
  6. Step 6: Final answer
    x = 1,336.34

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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.