Home / 3,537.34-5,307.64-1,807.18

Finding the Fourth Proportional to 3,537.34, 5,307.64 and 1,807.18

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Solution

The fourth proportional to 3,537.34, 5,307.64 and 1,807.18 is: 2,711.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.34 : 5,307.64 = 1,807.18 : x
  2. Step 2: Convert to fraction form
    3,537.34/5,307.64 = 1,807.18/x
  3. Step 3: Cross multiply
    3,537.34x = 5,307.64 × 1,807.18
  4. Step 4: Simplify right side
    3,537.34x = 9,591,860.86
  5. Step 5: Solve for x
    x = 9,591,860.86/3,537.34
  6. Step 6: Final answer
    x = 2,711.60

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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.