Home / 5,695.04-8,542.60-5,447.20

Finding the Fourth Proportional to 5,695.04, 8,542.60 and 5,447.20

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Solution

The fourth proportional to 5,695.04, 8,542.60 and 5,447.20 is: 8,170.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,695.04 : 8,542.60 = 5,447.20 : x
  2. Step 2: Convert to fraction form
    5,695.04/8,542.60 = 5,447.20/x
  3. Step 3: Cross multiply
    5,695.04x = 8,542.60 × 5,447.20
  4. Step 4: Simplify right side
    5,695.04x = 46,533,250.72
  5. Step 5: Solve for x
    x = 46,533,250.72/5,695.04
  6. Step 6: Final answer
    x = 8,170.84

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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.