Home / 9,161.06-12,642.33-4,969.34

Finding the Fourth Proportional to 9,161.06, 12,642.33 and 4,969.34

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Solution

The fourth proportional to 9,161.06, 12,642.33 and 4,969.34 is: 6,857.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,161.06 : 12,642.33 = 4,969.34 : x
  2. Step 2: Convert to fraction form
    9,161.06/12,642.33 = 4,969.34/x
  3. Step 3: Cross multiply
    9,161.06x = 12,642.33 × 4,969.34
  4. Step 4: Simplify right side
    9,161.06x = 62,824,036.16
  5. Step 5: Solve for x
    x = 62,824,036.16/9,161.06
  6. Step 6: Final answer
    x = 6,857.73

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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.