Home / 10,810.68-16,210.11-4,880.60

Finding the Fourth Proportional to 10,810.68, 16,210.11 and 4,880.60

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Solution

The fourth proportional to 10,810.68, 16,210.11 and 4,880.60 is: 7,318.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,810.68 : 16,210.11 = 4,880.60 : x
  2. Step 2: Convert to fraction form
    10,810.68/16,210.11 = 4,880.60/x
  3. Step 3: Cross multiply
    10,810.68x = 16,210.11 × 4,880.60
  4. Step 4: Simplify right side
    10,810.68x = 79,115,145.22
  5. Step 5: Solve for x
    x = 79,115,145.22/10,810.68
  6. Step 6: Final answer
    x = 7,318.24

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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.