Home / 2,341.05-3,230.65-1,293.12

Finding the Fourth Proportional to 2,341.05, 3,230.65 and 1,293.12

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Solution

The fourth proportional to 2,341.05, 3,230.65 and 1,293.12 is: 1,784.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,341.05 : 3,230.65 = 1,293.12 : x
  2. Step 2: Convert to fraction form
    2,341.05/3,230.65 = 1,293.12/x
  3. Step 3: Cross multiply
    2,341.05x = 3,230.65 × 1,293.12
  4. Step 4: Simplify right side
    2,341.05x = 4,177,618.13
  5. Step 5: Solve for x
    x = 4,177,618.13/2,341.05
  6. Step 6: Final answer
    x = 1,784.51

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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.