Home / 7,135.09-10,696.55-5,048.53

Finding the Fourth Proportional to 7,135.09, 10,696.55 and 5,048.53

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Solution

The fourth proportional to 7,135.09, 10,696.55 and 5,048.53 is: 7,568.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,135.09 : 10,696.55 = 5,048.53 : x
  2. Step 2: Convert to fraction form
    7,135.09/10,696.55 = 5,048.53/x
  3. Step 3: Cross multiply
    7,135.09x = 10,696.55 × 5,048.53
  4. Step 4: Simplify right side
    7,135.09x = 54,001,801.59
  5. Step 5: Solve for x
    x = 54,001,801.59/7,135.09
  6. Step 6: Final answer
    x = 7,568.48

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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.