Home / 4,984.32-6,878.31-2,969.12

Finding the Fourth Proportional to 4,984.32, 6,878.31 and 2,969.12

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Solution

The fourth proportional to 4,984.32, 6,878.31 and 2,969.12 is: 4,097.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,984.32 : 6,878.31 = 2,969.12 : x
  2. Step 2: Convert to fraction form
    4,984.32/6,878.31 = 2,969.12/x
  3. Step 3: Cross multiply
    4,984.32x = 6,878.31 × 2,969.12
  4. Step 4: Simplify right side
    4,984.32x = 20,422,493.40
  5. Step 5: Solve for x
    x = 20,422,493.40/4,984.32
  6. Step 6: Final answer
    x = 4,097.35

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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.