Home / 8,147.16-11,242.76-4,610.45

Finding the Fourth Proportional to 8,147.16, 11,242.76 and 4,610.45

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Solution

The fourth proportional to 8,147.16, 11,242.76 and 4,610.45 is: 6,362.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,147.16 : 11,242.76 = 4,610.45 : x
  2. Step 2: Convert to fraction form
    8,147.16/11,242.76 = 4,610.45/x
  3. Step 3: Cross multiply
    8,147.16x = 11,242.76 × 4,610.45
  4. Step 4: Simplify right side
    8,147.16x = 51,834,103.58
  5. Step 5: Solve for x
    x = 51,834,103.58/8,147.16
  6. Step 6: Final answer
    x = 6,362.23

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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.