Home / 6,988.46-10,482.75-2,549.31

Finding the Fourth Proportional to 6,988.46, 10,482.75 and 2,549.31

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Solution

The fourth proportional to 6,988.46, 10,482.75 and 2,549.31 is: 3,823.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,988.46 : 10,482.75 = 2,549.31 : x
  2. Step 2: Convert to fraction form
    6,988.46/10,482.75 = 2,549.31/x
  3. Step 3: Cross multiply
    6,988.46x = 10,482.75 × 2,549.31
  4. Step 4: Simplify right side
    6,988.46x = 26,723,795.07
  5. Step 5: Solve for x
    x = 26,723,795.07/6,988.46
  6. Step 6: Final answer
    x = 3,823.99

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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.