Home / 7,116.40-10,675.68-4,196.08

Finding the Fourth Proportional to 7,116.40, 10,675.68 and 4,196.08

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Solution

The fourth proportional to 7,116.40, 10,675.68 and 4,196.08 is: 6,294.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,116.40 : 10,675.68 = 4,196.08 : x
  2. Step 2: Convert to fraction form
    7,116.40/10,675.68 = 4,196.08/x
  3. Step 3: Cross multiply
    7,116.40x = 10,675.68 × 4,196.08
  4. Step 4: Simplify right side
    7,116.40x = 44,796,007.33
  5. Step 5: Solve for x
    x = 44,796,007.33/7,116.40
  6. Step 6: Final answer
    x = 6,294.76

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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.