Home / 7,089.06-10,631.43-2,470.98

Finding the Fourth Proportional to 7,089.06, 10,631.43 and 2,470.98

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Solution

The fourth proportional to 7,089.06, 10,631.43 and 2,470.98 is: 3,705.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,089.06 : 10,631.43 = 2,470.98 : x
  2. Step 2: Convert to fraction form
    7,089.06/10,631.43 = 2,470.98/x
  3. Step 3: Cross multiply
    7,089.06x = 10,631.43 × 2,470.98
  4. Step 4: Simplify right side
    7,089.06x = 26,270,050.90
  5. Step 5: Solve for x
    x = 26,270,050.90/7,089.06
  6. Step 6: Final answer
    x = 3,705.72

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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.