Home / 7,013.48-10,521.32-2,631.26

Finding the Fourth Proportional to 7,013.48, 10,521.32 and 2,631.26

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Solution

The fourth proportional to 7,013.48, 10,521.32 and 2,631.26 is: 3,947.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,013.48 : 10,521.32 = 2,631.26 : x
  2. Step 2: Convert to fraction form
    7,013.48/10,521.32 = 2,631.26/x
  3. Step 3: Cross multiply
    7,013.48x = 10,521.32 × 2,631.26
  4. Step 4: Simplify right side
    7,013.48x = 27,684,262.70
  5. Step 5: Solve for x
    x = 27,684,262.70/7,013.48
  6. Step 6: Final answer
    x = 3,947.30

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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.