Home / 3,357.46-5,038.21-2,666.53

Finding the Fourth Proportional to 3,357.46, 5,038.21 and 2,666.53

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Solution

The fourth proportional to 3,357.46, 5,038.21 and 2,666.53 is: 4,001.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,357.46 : 5,038.21 = 2,666.53 : x
  2. Step 2: Convert to fraction form
    3,357.46/5,038.21 = 2,666.53/x
  3. Step 3: Cross multiply
    3,357.46x = 5,038.21 × 2,666.53
  4. Step 4: Simplify right side
    3,357.46x = 13,434,519.40
  5. Step 5: Solve for x
    x = 13,434,519.40/3,357.46
  6. Step 6: Final answer
    x = 4,001.40

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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.