Home / 8,675.13-11,971.67-4,696.25

Finding the Fourth Proportional to 8,675.13, 11,971.67 and 4,696.25

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Solution

The fourth proportional to 8,675.13, 11,971.67 and 4,696.25 is: 6,480.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,675.13 : 11,971.67 = 4,696.25 : x
  2. Step 2: Convert to fraction form
    8,675.13/11,971.67 = 4,696.25/x
  3. Step 3: Cross multiply
    8,675.13x = 11,971.67 × 4,696.25
  4. Step 4: Simplify right side
    8,675.13x = 56,221,871.90
  5. Step 5: Solve for x
    x = 56,221,871.90/8,675.13
  6. Step 6: Final answer
    x = 6,480.81

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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.