Home / 3,518.20-4,859.20-2,337.22

Finding the Fourth Proportional to 3,518.20, 4,859.20 and 2,337.22

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Solution

The fourth proportional to 3,518.20, 4,859.20 and 2,337.22 is: 3,228.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.20 : 4,859.20 = 2,337.22 : x
  2. Step 2: Convert to fraction form
    3,518.20/4,859.20 = 2,337.22/x
  3. Step 3: Cross multiply
    3,518.20x = 4,859.20 × 2,337.22
  4. Step 4: Simplify right side
    3,518.20x = 11,357,019.42
  5. Step 5: Solve for x
    x = 11,357,019.42/3,518.20
  6. Step 6: Final answer
    x = 3,228.08

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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.