Home / 10,535.67-15,802.29-2,745.09

Finding the Fourth Proportional to 10,535.67, 15,802.29 and 2,745.09

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Solution

The fourth proportional to 10,535.67, 15,802.29 and 2,745.09 is: 4,117.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,535.67 : 15,802.29 = 2,745.09 : x
  2. Step 2: Convert to fraction form
    10,535.67/15,802.29 = 2,745.09/x
  3. Step 3: Cross multiply
    10,535.67x = 15,802.29 × 2,745.09
  4. Step 4: Simplify right side
    10,535.67x = 43,378,708.26
  5. Step 5: Solve for x
    x = 43,378,708.26/10,535.67
  6. Step 6: Final answer
    x = 4,117.32

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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.