Home / 2,023.64-2,793.66-1,401.56

Finding the Fourth Proportional to 2,023.64, 2,793.66 and 1,401.56

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Solution

The fourth proportional to 2,023.64, 2,793.66 and 1,401.56 is: 1,934.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,023.64 : 2,793.66 = 1,401.56 : x
  2. Step 2: Convert to fraction form
    2,023.64/2,793.66 = 1,401.56/x
  3. Step 3: Cross multiply
    2,023.64x = 2,793.66 × 1,401.56
  4. Step 4: Simplify right side
    2,023.64x = 3,915,482.11
  5. Step 5: Solve for x
    x = 3,915,482.11/2,023.64
  6. Step 6: Final answer
    x = 1,934.87

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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.