Home / 8,010.72-11,056.77-4,869.54

Finding the Fourth Proportional to 8,010.72, 11,056.77 and 4,869.54

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Solution

The fourth proportional to 8,010.72, 11,056.77 and 4,869.54 is: 6,721.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,010.72 : 11,056.77 = 4,869.54 : x
  2. Step 2: Convert to fraction form
    8,010.72/11,056.77 = 4,869.54/x
  3. Step 3: Cross multiply
    8,010.72x = 11,056.77 × 4,869.54
  4. Step 4: Simplify right side
    8,010.72x = 53,841,383.79
  5. Step 5: Solve for x
    x = 53,841,383.79/8,010.72
  6. Step 6: Final answer
    x = 6,721.17

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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.