Home / 3,349.90-4,623.01-1,857.72

Finding the Fourth Proportional to 3,349.90, 4,623.01 and 1,857.72

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Solution

The fourth proportional to 3,349.90, 4,623.01 and 1,857.72 is: 2,563.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349.90 : 4,623.01 = 1,857.72 : x
  2. Step 2: Convert to fraction form
    3,349.90/4,623.01 = 1,857.72/x
  3. Step 3: Cross multiply
    3,349.90x = 4,623.01 × 1,857.72
  4. Step 4: Simplify right side
    3,349.90x = 8,588,255.27
  5. Step 5: Solve for x
    x = 8,588,255.27/3,349.90
  6. Step 6: Final answer
    x = 2,563.73

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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.