Home / 2,343.12-3,233.48-1,280.93

Finding the Fourth Proportional to 2,343.12, 3,233.48 and 1,280.93

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Solution

The fourth proportional to 2,343.12, 3,233.48 and 1,280.93 is: 1,767.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,343.12 : 3,233.48 = 1,280.93 : x
  2. Step 2: Convert to fraction form
    2,343.12/3,233.48 = 1,280.93/x
  3. Step 3: Cross multiply
    2,343.12x = 3,233.48 × 1,280.93
  4. Step 4: Simplify right side
    2,343.12x = 4,141,838.96
  5. Step 5: Solve for x
    x = 4,141,838.96/2,343.12
  6. Step 6: Final answer
    x = 1,767.66

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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.