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Finding the Fourth Proportional to 4,965.04, 7,437.72 and 3,401.20

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Solution

The fourth proportional to 4,965.04, 7,437.72 and 3,401.20 is: 5,095.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,965.04 : 7,437.72 = 3,401.20 : x
  2. Step 2: Convert to fraction form
    4,965.04/7,437.72 = 3,401.20/x
  3. Step 3: Cross multiply
    4,965.04x = 7,437.72 × 3,401.20
  4. Step 4: Simplify right side
    4,965.04x = 25,297,173.26
  5. Step 5: Solve for x
    x = 25,297,173.26/4,965.04
  6. Step 6: Final answer
    x = 5,095.06

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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.