Home / 3,349.58-4,622.70-1,857.64

Finding the Fourth Proportional to 3,349.58, 4,622.70 and 1,857.64

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Solution

The fourth proportional to 3,349.58, 4,622.70 and 1,857.64 is: 2,563.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349.58 : 4,622.70 = 1,857.64 : x
  2. Step 2: Convert to fraction form
    3,349.58/4,622.70 = 1,857.64/x
  3. Step 3: Cross multiply
    3,349.58x = 4,622.70 × 1,857.64
  4. Step 4: Simplify right side
    3,349.58x = 8,587,312.43
  5. Step 5: Solve for x
    x = 8,587,312.43/3,349.58
  6. Step 6: Final answer
    x = 2,563.70

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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.