Home / 8,013.09-11,058.02-4,428.06

Finding the Fourth Proportional to 8,013.09, 11,058.02 and 4,428.06

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Solution

The fourth proportional to 8,013.09, 11,058.02 and 4,428.06 is: 6,110.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,013.09 : 11,058.02 = 4,428.06 : x
  2. Step 2: Convert to fraction form
    8,013.09/11,058.02 = 4,428.06/x
  3. Step 3: Cross multiply
    8,013.09x = 11,058.02 × 4,428.06
  4. Step 4: Simplify right side
    8,013.09x = 48,965,529.04
  5. Step 5: Solve for x
    x = 48,965,529.04/8,013.09
  6. Step 6: Final answer
    x = 6,110.69

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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.