Home / 4,065.78-6,090.87-2,417.34

Finding the Fourth Proportional to 4,065.78, 6,090.87 and 2,417.34

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Solution

The fourth proportional to 4,065.78, 6,090.87 and 2,417.34 is: 3,621.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,065.78 : 6,090.87 = 2,417.34 : x
  2. Step 2: Convert to fraction form
    4,065.78/6,090.87 = 2,417.34/x
  3. Step 3: Cross multiply
    4,065.78x = 6,090.87 × 2,417.34
  4. Step 4: Simplify right side
    4,065.78x = 14,723,703.69
  5. Step 5: Solve for x
    x = 14,723,703.69/4,065.78
  6. Step 6: Final answer
    x = 3,621.37

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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.