Home / 8,013.27-11,058.26-4,428.45

Finding the Fourth Proportional to 8,013.27, 11,058.26 and 4,428.45

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Solution

The fourth proportional to 8,013.27, 11,058.26 and 4,428.45 is: 6,111.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,013.27 : 11,058.26 = 4,428.45 : x
  2. Step 2: Convert to fraction form
    8,013.27/11,058.26 = 4,428.45/x
  3. Step 3: Cross multiply
    8,013.27x = 11,058.26 × 4,428.45
  4. Step 4: Simplify right side
    8,013.27x = 48,970,929.35
  5. Step 5: Solve for x
    x = 48,970,929.35/8,013.27
  6. Step 6: Final answer
    x = 6,111.23

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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.