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Finding the Fourth Proportional to 2,710.01, 4,065.03 and 762.23

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Solution

The fourth proportional to 2,710.01, 4,065.03 and 762.23 is: 1,143.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,710.01 : 4,065.03 = 762.23 : x
  2. Step 2: Convert to fraction form
    2,710.01/4,065.03 = 762.23/x
  3. Step 3: Cross multiply
    2,710.01x = 4,065.03 × 762.23
  4. Step 4: Simplify right side
    2,710.01x = 3,098,487.82
  5. Step 5: Solve for x
    x = 3,098,487.82/2,710.01
  6. Step 6: Final answer
    x = 1,143.35

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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.