Home / 5,254.47-7,252.34-3,486.65

Finding the Fourth Proportional to 5,254.47, 7,252.34 and 3,486.65

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Solution

The fourth proportional to 5,254.47, 7,252.34 and 3,486.65 is: 4,812.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254.47 : 7,252.34 = 3,486.65 : x
  2. Step 2: Convert to fraction form
    5,254.47/7,252.34 = 3,486.65/x
  3. Step 3: Cross multiply
    5,254.47x = 7,252.34 × 3,486.65
  4. Step 4: Simplify right side
    5,254.47x = 25,286,317.57
  5. Step 5: Solve for x
    x = 25,286,317.57/5,254.47
  6. Step 6: Final answer
    x = 4,812.34

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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.