Home / 7,210.43-10,816.59-2,530.10

Finding the Fourth Proportional to 7,210.43, 10,816.59 and 2,530.10

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Solution

The fourth proportional to 7,210.43, 10,816.59 and 2,530.10 is: 3,795.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,210.43 : 10,816.59 = 2,530.10 : x
  2. Step 2: Convert to fraction form
    7,210.43/10,816.59 = 2,530.10/x
  3. Step 3: Cross multiply
    7,210.43x = 10,816.59 × 2,530.10
  4. Step 4: Simplify right side
    7,210.43x = 27,367,076.66
  5. Step 5: Solve for x
    x = 27,367,076.66/7,210.43
  6. Step 6: Final answer
    x = 3,795.48

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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.