Home / 7,531.49-10,393.08-4,174.27

Finding the Fourth Proportional to 7,531.49, 10,393.08 and 4,174.27

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Solution

The fourth proportional to 7,531.49, 10,393.08 and 4,174.27 is: 5,760.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,531.49 : 10,393.08 = 4,174.27 : x
  2. Step 2: Convert to fraction form
    7,531.49/10,393.08 = 4,174.27/x
  3. Step 3: Cross multiply
    7,531.49x = 10,393.08 × 4,174.27
  4. Step 4: Simplify right side
    7,531.49x = 43,383,509.65
  5. Step 5: Solve for x
    x = 43,383,509.65/7,531.49
  6. Step 6: Final answer
    x = 5,760.28

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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.