Home / 10,038.73-15,058.94-2,643.22

Finding the Fourth Proportional to 10,038.73, 15,058.94 and 2,643.22

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Solution

The fourth proportional to 10,038.73, 15,058.94 and 2,643.22 is: 3,965.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,038.73 : 15,058.94 = 2,643.22 : x
  2. Step 2: Convert to fraction form
    10,038.73/15,058.94 = 2,643.22/x
  3. Step 3: Cross multiply
    10,038.73x = 15,058.94 × 2,643.22
  4. Step 4: Simplify right side
    10,038.73x = 39,804,091.39
  5. Step 5: Solve for x
    x = 39,804,091.39/10,038.73
  6. Step 6: Final answer
    x = 3,965.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.