Home / 3,437.65-4,744.27-2,020.63

Finding the Fourth Proportional to 3,437.65, 4,744.27 and 2,020.63

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Solution

The fourth proportional to 3,437.65, 4,744.27 and 2,020.63 is: 2,788.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437.65 : 4,744.27 = 2,020.63 : x
  2. Step 2: Convert to fraction form
    3,437.65/4,744.27 = 2,020.63/x
  3. Step 3: Cross multiply
    3,437.65x = 4,744.27 × 2,020.63
  4. Step 4: Simplify right side
    3,437.65x = 9,586,409.24
  5. Step 5: Solve for x
    x = 9,586,409.24/3,437.65
  6. Step 6: Final answer
    x = 2,788.65

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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.