Home / 2,947.38-4,423.50-2,076.24

Finding the Fourth Proportional to 2,947.38, 4,423.50 and 2,076.24

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Solution

The fourth proportional to 2,947.38, 4,423.50 and 2,076.24 is: 3,116.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947.38 : 4,423.50 = 2,076.24 : x
  2. Step 2: Convert to fraction form
    2,947.38/4,423.50 = 2,076.24/x
  3. Step 3: Cross multiply
    2,947.38x = 4,423.50 × 2,076.24
  4. Step 4: Simplify right side
    2,947.38x = 9,184,247.64
  5. Step 5: Solve for x
    x = 9,184,247.64/2,947.38
  6. Step 6: Final answer
    x = 3,116.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.