Home / 8,727.89-12,044.75-4,749.26

Finding the Fourth Proportional to 8,727.89, 12,044.75 and 4,749.26

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Solution

The fourth proportional to 8,727.89, 12,044.75 and 4,749.26 is: 6,554.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,727.89 : 12,044.75 = 4,749.26 : x
  2. Step 2: Convert to fraction form
    8,727.89/12,044.75 = 4,749.26/x
  3. Step 3: Cross multiply
    8,727.89x = 12,044.75 × 4,749.26
  4. Step 4: Simplify right side
    8,727.89x = 57,203,625.64
  5. Step 5: Solve for x
    x = 57,203,625.64/8,727.89
  6. Step 6: Final answer
    x = 6,554.12

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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.