Home / 5,510.56-8,268.08-3,538.40

Finding the Fourth Proportional to 5,510.56, 8,268.08 and 3,538.40

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Solution

The fourth proportional to 5,510.56, 8,268.08 and 3,538.40 is: 5,309.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.56 : 8,268.08 = 3,538.40 : x
  2. Step 2: Convert to fraction form
    5,510.56/8,268.08 = 3,538.40/x
  3. Step 3: Cross multiply
    5,510.56x = 8,268.08 × 3,538.40
  4. Step 4: Simplify right side
    5,510.56x = 29,255,774.27
  5. Step 5: Solve for x
    x = 29,255,774.27/5,510.56
  6. Step 6: Final answer
    x = 5,309.04

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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.