Home / 7,412.96-10,233.60-5,730.56

Finding the Fourth Proportional to 7,412.96, 10,233.60 and 5,730.56

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Solution

The fourth proportional to 7,412.96, 10,233.60 and 5,730.56 is: 7,911.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,412.96 : 10,233.60 = 5,730.56 : x
  2. Step 2: Convert to fraction form
    7,412.96/10,233.60 = 5,730.56/x
  3. Step 3: Cross multiply
    7,412.96x = 10,233.60 × 5,730.56
  4. Step 4: Simplify right side
    7,412.96x = 58,644,207.65
  5. Step 5: Solve for x
    x = 58,644,207.65/7,412.96
  6. Step 6: Final answer
    x = 7,911.04

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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.