Home / 7,237.89-10,852.79-2,854.17

Finding the Fourth Proportional to 7,237.89, 10,852.79 and 2,854.17

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Solution

The fourth proportional to 7,237.89, 10,852.79 and 2,854.17 is: 4,279.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,237.89 : 10,852.79 = 2,854.17 : x
  2. Step 2: Convert to fraction form
    7,237.89/10,852.79 = 2,854.17/x
  3. Step 3: Cross multiply
    7,237.89x = 10,852.79 × 2,854.17
  4. Step 4: Simplify right side
    7,237.89x = 30,975,693.36
  5. Step 5: Solve for x
    x = 30,975,693.36/7,237.89
  6. Step 6: Final answer
    x = 4,279.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.