Home / 8,349.24-11,510.07-5,160.73

Finding the Fourth Proportional to 8,349.24, 11,510.07 and 5,160.73

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Solution

The fourth proportional to 8,349.24, 11,510.07 and 5,160.73 is: 7,114.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,349.24 : 11,510.07 = 5,160.73 : x
  2. Step 2: Convert to fraction form
    8,349.24/11,510.07 = 5,160.73/x
  3. Step 3: Cross multiply
    8,349.24x = 11,510.07 × 5,160.73
  4. Step 4: Simplify right side
    8,349.24x = 59,400,334.78
  5. Step 5: Solve for x
    x = 59,400,334.78/8,349.24
  6. Step 6: Final answer
    x = 7,114.46

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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.