Home / 3,260.65-4,493.66-2,316.48

Finding the Fourth Proportional to 3,260.65, 4,493.66 and 2,316.48

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Solution

The fourth proportional to 3,260.65, 4,493.66 and 2,316.48 is: 3,192.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.65 : 4,493.66 = 2,316.48 : x
  2. Step 2: Convert to fraction form
    3,260.65/4,493.66 = 2,316.48/x
  3. Step 3: Cross multiply
    3,260.65x = 4,493.66 × 2,316.48
  4. Step 4: Simplify right side
    3,260.65x = 10,409,473.52
  5. Step 5: Solve for x
    x = 10,409,473.52/3,260.65
  6. Step 6: Final answer
    x = 3,192.45

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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.