Home / 6,858.68-10,281.87-2,475.11

Finding the Fourth Proportional to 6,858.68, 10,281.87 and 2,475.11

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Solution

The fourth proportional to 6,858.68, 10,281.87 and 2,475.11 is: 3,710.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,858.68 : 10,281.87 = 2,475.11 : x
  2. Step 2: Convert to fraction form
    6,858.68/10,281.87 = 2,475.11/x
  3. Step 3: Cross multiply
    6,858.68x = 10,281.87 × 2,475.11
  4. Step 4: Simplify right side
    6,858.68x = 25,448,784.96
  5. Step 5: Solve for x
    x = 25,448,784.96/6,858.68
  6. Step 6: Final answer
    x = 3,710.45

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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.