Home / 3,343.61-4,614.00-1,851.45

Finding the Fourth Proportional to 3,343.61, 4,614.00 and 1,851.45

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Solution

The fourth proportional to 3,343.61, 4,614.00 and 1,851.45 is: 2,554.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.61 : 4,614.00 = 1,851.45 : x
  2. Step 2: Convert to fraction form
    3,343.61/4,614.00 = 1,851.45/x
  3. Step 3: Cross multiply
    3,343.61x = 4,614.00 × 1,851.45
  4. Step 4: Simplify right side
    3,343.61x = 8,542,566.05
  5. Step 5: Solve for x
    x = 8,542,566.05/3,343.61
  6. Step 6: Final answer
    x = 2,554.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.