Home / 7,531.65-10,393.36-4,174.60

Finding the Fourth Proportional to 7,531.65, 10,393.36 and 4,174.60

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Solution

The fourth proportional to 7,531.65, 10,393.36 and 4,174.60 is: 5,760.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,531.65 : 10,393.36 = 4,174.60 : x
  2. Step 2: Convert to fraction form
    7,531.65/10,393.36 = 4,174.60/x
  3. Step 3: Cross multiply
    7,531.65x = 10,393.36 × 4,174.60
  4. Step 4: Simplify right side
    7,531.65x = 43,388,120.66
  5. Step 5: Solve for x
    x = 43,388,120.66/7,531.65
  6. Step 6: Final answer
    x = 5,760.77

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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.