Home / 3,693.47-5,541.66-1,353.65

Finding the Fourth Proportional to 3,693.47, 5,541.66 and 1,353.65

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Solution

The fourth proportional to 3,693.47, 5,541.66 and 1,353.65 is: 2,031.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,693.47 : 5,541.66 = 1,353.65 : x
  2. Step 2: Convert to fraction form
    3,693.47/5,541.66 = 1,353.65/x
  3. Step 3: Cross multiply
    3,693.47x = 5,541.66 × 1,353.65
  4. Step 4: Simplify right side
    3,693.47x = 7,501,440.35
  5. Step 5: Solve for x
    x = 7,501,440.35/3,693.47
  6. Step 6: Final answer
    x = 2,031.00

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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.