Home / 4,040.65-5,574.75-3,293.32

Finding the Fourth Proportional to 4,040.65, 5,574.75 and 3,293.32

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Solution

The fourth proportional to 4,040.65, 5,574.75 and 3,293.32 is: 4,543.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,040.65 : 5,574.75 = 3,293.32 : x
  2. Step 2: Convert to fraction form
    4,040.65/5,574.75 = 3,293.32/x
  3. Step 3: Cross multiply
    4,040.65x = 5,574.75 × 3,293.32
  4. Step 4: Simplify right side
    4,040.65x = 18,359,435.67
  5. Step 5: Solve for x
    x = 18,359,435.67/4,040.65
  6. Step 6: Final answer
    x = 4,543.69

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Half scale
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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.