Home / 3,437.24-4,743.70-2,178.16

Finding the Fourth Proportional to 3,437.24, 4,743.70 and 2,178.16

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Solution

The fourth proportional to 3,437.24, 4,743.70 and 2,178.16 is: 3,006.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437.24 : 4,743.70 = 2,178.16 : x
  2. Step 2: Convert to fraction form
    3,437.24/4,743.70 = 2,178.16/x
  3. Step 3: Cross multiply
    3,437.24x = 4,743.70 × 2,178.16
  4. Step 4: Simplify right side
    3,437.24x = 10,332,520.29
  5. Step 5: Solve for x
    x = 10,332,520.29/3,437.24
  6. Step 6: Final answer
    x = 3,006.06

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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.