Home / 4,104.86-5,664.08-2,312.07

Finding the Fourth Proportional to 4,104.86, 5,664.08 and 2,312.07

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Solution

The fourth proportional to 4,104.86, 5,664.08 and 2,312.07 is: 3,190.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,104.86 : 5,664.08 = 2,312.07 : x
  2. Step 2: Convert to fraction form
    4,104.86/5,664.08 = 2,312.07/x
  3. Step 3: Cross multiply
    4,104.86x = 5,664.08 × 2,312.07
  4. Step 4: Simplify right side
    4,104.86x = 13,095,737.89
  5. Step 5: Solve for x
    x = 13,095,737.89/4,104.86
  6. Step 6: Final answer
    x = 3,190.30

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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.