Home / 5,242.59-7,234.46-2,852.55

Finding the Fourth Proportional to 5,242.59, 7,234.46 and 2,852.55

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Solution

The fourth proportional to 5,242.59, 7,234.46 and 2,852.55 is: 3,936.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,242.59 : 7,234.46 = 2,852.55 : x
  2. Step 2: Convert to fraction form
    5,242.59/7,234.46 = 2,852.55/x
  3. Step 3: Cross multiply
    5,242.59x = 7,234.46 × 2,852.55
  4. Step 4: Simplify right side
    5,242.59x = 20,636,644.61
  5. Step 5: Solve for x
    x = 20,636,644.61/5,242.59
  6. Step 6: Final answer
    x = 3,936.35

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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.