Home / 10,040.07-15,058.82-2,645.10

Finding the Fourth Proportional to 10,040.07, 15,058.82 and 2,645.10

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Solution

The fourth proportional to 10,040.07, 15,058.82 and 2,645.10 is: 3,967.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,040.07 : 15,058.82 = 2,645.10 : x
  2. Step 2: Convert to fraction form
    10,040.07/15,058.82 = 2,645.10/x
  3. Step 3: Cross multiply
    10,040.07x = 15,058.82 × 2,645.10
  4. Step 4: Simplify right side
    10,040.07x = 39,832,084.78
  5. Step 5: Solve for x
    x = 39,832,084.78/10,040.07
  6. Step 6: Final answer
    x = 3,967.31

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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.