Home / 7,210.41-10,816.95-2,281.29

Finding the Fourth Proportional to 7,210.41, 10,816.95 and 2,281.29

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Solution

The fourth proportional to 7,210.41, 10,816.95 and 2,281.29 is: 3,422.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,210.41 : 10,816.95 = 2,281.29 : x
  2. Step 2: Convert to fraction form
    7,210.41/10,816.95 = 2,281.29/x
  3. Step 3: Cross multiply
    7,210.41x = 10,816.95 × 2,281.29
  4. Step 4: Simplify right side
    7,210.41x = 24,676,599.87
  5. Step 5: Solve for x
    x = 24,676,599.87/7,210.41
  6. Step 6: Final answer
    x = 3,422.36

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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.