Home / 6,980.32-10,473.04-2,874.08

Finding the Fourth Proportional to 6,980.32, 10,473.04 and 2,874.08

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Solution

The fourth proportional to 6,980.32, 10,473.04 and 2,874.08 is: 4,312.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,980.32 : 10,473.04 = 2,874.08 : x
  2. Step 2: Convert to fraction form
    6,980.32/10,473.04 = 2,874.08/x
  3. Step 3: Cross multiply
    6,980.32x = 10,473.04 × 2,874.08
  4. Step 4: Simplify right side
    6,980.32x = 30,100,354.80
  5. Step 5: Solve for x
    x = 30,100,354.80/6,980.32
  6. Step 6: Final answer
    x = 4,312.17

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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.