Home / 7,116.12-10,675.34-2,674.14

Finding the Fourth Proportional to 7,116.12, 10,675.34 and 2,674.14

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Solution

The fourth proportional to 7,116.12, 10,675.34 and 2,674.14 is: 4,011.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,116.12 : 10,675.34 = 2,674.14 : x
  2. Step 2: Convert to fraction form
    7,116.12/10,675.34 = 2,674.14/x
  3. Step 3: Cross multiply
    7,116.12x = 10,675.34 × 2,674.14
  4. Step 4: Simplify right side
    7,116.12x = 28,547,300.30
  5. Step 5: Solve for x
    x = 28,547,300.30/7,116.12
  6. Step 6: Final answer
    x = 4,011.64

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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.