Home / 10,200.69-15,297.36-3,535.38

Finding the Fourth Proportional to 10,200.69, 15,297.36 and 3,535.38

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Solution

The fourth proportional to 10,200.69, 15,297.36 and 3,535.38 is: 5,301.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,200.69 : 15,297.36 = 3,535.38 : x
  2. Step 2: Convert to fraction form
    10,200.69/15,297.36 = 3,535.38/x
  3. Step 3: Cross multiply
    10,200.69x = 15,297.36 × 3,535.38
  4. Step 4: Simplify right side
    10,200.69x = 54,081,980.60
  5. Step 5: Solve for x
    x = 54,081,980.60/10,200.69
  6. Step 6: Final answer
    x = 5,301.80

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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.