Home / 2,440.02-3,367.22-1,320.96

Finding the Fourth Proportional to 2,440.02, 3,367.22 and 1,320.96

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Solution

The fourth proportional to 2,440.02, 3,367.22 and 1,320.96 is: 1,822.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,440.02 : 3,367.22 = 1,320.96 : x
  2. Step 2: Convert to fraction form
    2,440.02/3,367.22 = 1,320.96/x
  3. Step 3: Cross multiply
    2,440.02x = 3,367.22 × 1,320.96
  4. Step 4: Simplify right side
    2,440.02x = 4,447,962.93
  5. Step 5: Solve for x
    x = 4,447,962.93/2,440.02
  6. Step 6: Final answer
    x = 1,822.92

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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.