Home / 4,448.12-6,696.86-3,931.08

Finding the Fourth Proportional to 4,448.12, 6,696.86 and 3,931.08

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Solution

The fourth proportional to 4,448.12, 6,696.86 and 3,931.08 is: 5,918.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,448.12 : 6,696.86 = 3,931.08 : x
  2. Step 2: Convert to fraction form
    4,448.12/6,696.86 = 3,931.08/x
  3. Step 3: Cross multiply
    4,448.12x = 6,696.86 × 3,931.08
  4. Step 4: Simplify right side
    4,448.12x = 26,325,892.41
  5. Step 5: Solve for x
    x = 26,325,892.41/4,448.12
  6. Step 6: Final answer
    x = 5,918.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.