Home / 7,087.62-10,631.31-2,470.50

Finding the Fourth Proportional to 7,087.62, 10,631.31 and 2,470.50

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Solution

The fourth proportional to 7,087.62, 10,631.31 and 2,470.50 is: 3,705.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,087.62 : 10,631.31 = 2,470.50 : x
  2. Step 2: Convert to fraction form
    7,087.62/10,631.31 = 2,470.50/x
  3. Step 3: Cross multiply
    7,087.62x = 10,631.31 × 2,470.50
  4. Step 4: Simplify right side
    7,087.62x = 26,264,651.36
  5. Step 5: Solve for x
    x = 26,264,651.36/7,087.62
  6. Step 6: Final answer
    x = 3,705.71

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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.