Home / 2,335.60-3,223.28-1,341.20

Finding the Fourth Proportional to 2,335.60, 3,223.28 and 1,341.20

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Solution

The fourth proportional to 2,335.60, 3,223.28 and 1,341.20 is: 1,850.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,335.60 : 3,223.28 = 1,341.20 : x
  2. Step 2: Convert to fraction form
    2,335.60/3,223.28 = 1,341.20/x
  3. Step 3: Cross multiply
    2,335.60x = 3,223.28 × 1,341.20
  4. Step 4: Simplify right side
    2,335.60x = 4,323,063.14
  5. Step 5: Solve for x
    x = 4,323,063.14/2,335.60
  6. Step 6: Final answer
    x = 1,850.94

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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.