Home / 8,087.17-11,160.21-4,502.07

Finding the Fourth Proportional to 8,087.17, 11,160.21 and 4,502.07

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Solution

The fourth proportional to 8,087.17, 11,160.21 and 4,502.07 is: 6,212.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087.17 : 11,160.21 = 4,502.07 : x
  2. Step 2: Convert to fraction form
    8,087.17/11,160.21 = 4,502.07/x
  3. Step 3: Cross multiply
    8,087.17x = 11,160.21 × 4,502.07
  4. Step 4: Simplify right side
    8,087.17x = 50,243,968.32
  5. Step 5: Solve for x
    x = 50,243,968.32/8,087.17
  6. Step 6: Final answer
    x = 6,212.80

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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.