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Finding the Fourth Proportional to 5,410.04, 7,460.16 and 3,520.22

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Solution

The fourth proportional to 5,410.04, 7,460.16 and 3,520.22 is: 4,854.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,410.04 : 7,460.16 = 3,520.22 : x
  2. Step 2: Convert to fraction form
    5,410.04/7,460.16 = 3,520.22/x
  3. Step 3: Cross multiply
    5,410.04x = 7,460.16 × 3,520.22
  4. Step 4: Simplify right side
    5,410.04x = 26,261,404.44
  5. Step 5: Solve for x
    x = 26,261,404.44/5,410.04
  6. Step 6: Final answer
    x = 4,854.20

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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.