Home / 6,810.83-10,206.68-5,417.99

Finding the Fourth Proportional to 6,810.83, 10,206.68 and 5,417.99

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Solution

The fourth proportional to 6,810.83, 10,206.68 and 5,417.99 is: 8,119.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,810.83 : 10,206.68 = 5,417.99 : x
  2. Step 2: Convert to fraction form
    6,810.83/10,206.68 = 5,417.99/x
  3. Step 3: Cross multiply
    6,810.83x = 10,206.68 × 5,417.99
  4. Step 4: Simplify right side
    6,810.83x = 55,299,688.60
  5. Step 5: Solve for x
    x = 55,299,688.60/6,810.83
  6. Step 6: Final answer
    x = 8,119.37

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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.