Home / 3,386.68-4,675.50-2,269.12

Finding the Fourth Proportional to 3,386.68, 4,675.50 and 2,269.12

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Solution

The fourth proportional to 3,386.68, 4,675.50 and 2,269.12 is: 3,132.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386.68 : 4,675.50 = 2,269.12 : x
  2. Step 2: Convert to fraction form
    3,386.68/4,675.50 = 2,269.12/x
  3. Step 3: Cross multiply
    3,386.68x = 4,675.50 × 2,269.12
  4. Step 4: Simplify right side
    3,386.68x = 10,609,270.56
  5. Step 5: Solve for x
    x = 10,609,270.56/3,386.68
  6. Step 6: Final answer
    x = 3,132.65

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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.