Home / 4,104.21-5,664.54-2,312.49

Finding the Fourth Proportional to 4,104.21, 5,664.54 and 2,312.49

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Solution

The fourth proportional to 4,104.21, 5,664.54 and 2,312.49 is: 3,191.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,104.21 : 5,664.54 = 2,312.49 : x
  2. Step 2: Convert to fraction form
    4,104.21/5,664.54 = 2,312.49/x
  3. Step 3: Cross multiply
    4,104.21x = 5,664.54 × 2,312.49
  4. Step 4: Simplify right side
    4,104.21x = 13,099,192.10
  5. Step 5: Solve for x
    x = 13,099,192.10/4,104.21
  6. Step 6: Final answer
    x = 3,191.65

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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.