Home / 3,685.24-5,527.88-1,088.20

Finding the Fourth Proportional to 3,685.24, 5,527.88 and 1,088.20

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Solution

The fourth proportional to 3,685.24, 5,527.88 and 1,088.20 is: 1,632.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685.24 : 5,527.88 = 1,088.20 : x
  2. Step 2: Convert to fraction form
    3,685.24/5,527.88 = 1,088.20/x
  3. Step 3: Cross multiply
    3,685.24x = 5,527.88 × 1,088.20
  4. Step 4: Simplify right side
    3,685.24x = 6,015,439.02
  5. Step 5: Solve for x
    x = 6,015,439.02/3,685.24
  6. Step 6: Final answer
    x = 1,632.31

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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.