Home / 6,500.32-9,751.49-2,116.75

Finding the Fourth Proportional to 6,500.32, 9,751.49 and 2,116.75

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Solution

The fourth proportional to 6,500.32, 9,751.49 and 2,116.75 is: 3,175.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,500.32 : 9,751.49 = 2,116.75 : x
  2. Step 2: Convert to fraction form
    6,500.32/9,751.49 = 2,116.75/x
  3. Step 3: Cross multiply
    6,500.32x = 9,751.49 × 2,116.75
  4. Step 4: Simplify right side
    6,500.32x = 20,641,466.46
  5. Step 5: Solve for x
    x = 20,641,466.46/6,500.32
  6. Step 6: Final answer
    x = 3,175.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.