Home / 3,349.46-4,622.15-1,857.29

Finding the Fourth Proportional to 3,349.46, 4,622.15 and 1,857.29

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Solution

The fourth proportional to 3,349.46, 4,622.15 and 1,857.29 is: 2,563.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349.46 : 4,622.15 = 1,857.29 : x
  2. Step 2: Convert to fraction form
    3,349.46/4,622.15 = 1,857.29/x
  3. Step 3: Cross multiply
    3,349.46x = 4,622.15 × 1,857.29
  4. Step 4: Simplify right side
    3,349.46x = 8,584,663.69
  5. Step 5: Solve for x
    x = 8,584,663.69/3,349.46
  6. Step 6: Final answer
    x = 2,563.00

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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.