Home / 4,743.82-6,547.79-3,251.49

Finding the Fourth Proportional to 4,743.82, 6,547.79 and 3,251.49

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Solution

The fourth proportional to 4,743.82, 6,547.79 and 3,251.49 is: 4,487.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743.82 : 6,547.79 = 3,251.49 : x
  2. Step 2: Convert to fraction form
    4,743.82/6,547.79 = 3,251.49/x
  3. Step 3: Cross multiply
    4,743.82x = 6,547.79 × 3,251.49
  4. Step 4: Simplify right side
    4,743.82x = 21,290,075.82
  5. Step 5: Solve for x
    x = 21,290,075.82/4,743.82
  6. Step 6: Final answer
    x = 4,487.96

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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.