Home / 10,040.11-15,058.98-2,645.14

Finding the Fourth Proportional to 10,040.11, 15,058.98 and 2,645.14

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Solution

The fourth proportional to 10,040.11, 15,058.98 and 2,645.14 is: 3,967.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,040.11 : 15,058.98 = 2,645.14 : x
  2. Step 2: Convert to fraction form
    10,040.11/15,058.98 = 2,645.14/x
  3. Step 3: Cross multiply
    10,040.11x = 15,058.98 × 2,645.14
  4. Step 4: Simplify right side
    10,040.11x = 39,833,110.36
  5. Step 5: Solve for x
    x = 39,833,110.36/10,040.11
  6. Step 6: Final answer
    x = 3,967.40

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1.5x scale

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.