Home / 10,040.48-15,057.70-3,798.40

Finding the Fourth Proportional to 10,040.48, 15,057.70 and 3,798.40

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Solution

The fourth proportional to 10,040.48, 15,057.70 and 3,798.40 is: 5,696.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,040.48 : 15,057.70 = 3,798.40 : x
  2. Step 2: Convert to fraction form
    10,040.48/15,057.70 = 3,798.40/x
  3. Step 3: Cross multiply
    10,040.48x = 15,057.70 × 3,798.40
  4. Step 4: Simplify right side
    10,040.48x = 57,195,167.68
  5. Step 5: Solve for x
    x = 57,195,167.68/10,040.48
  6. Step 6: Final answer
    x = 5,696.46

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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.