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Finding the Fourth Proportional to 4,703.44, 6,489.28 and 2,713.74

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Solution

The fourth proportional to 4,703.44, 6,489.28 and 2,713.74 is: 3,744.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,703.44 : 6,489.28 = 2,713.74 : x
  2. Step 2: Convert to fraction form
    4,703.44/6,489.28 = 2,713.74/x
  3. Step 3: Cross multiply
    4,703.44x = 6,489.28 × 2,713.74
  4. Step 4: Simplify right side
    4,703.44x = 17,610,218.71
  5. Step 5: Solve for x
    x = 17,610,218.71/4,703.44
  6. Step 6: Final answer
    x = 3,744.11

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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.