Home / 10,393.62-14,338.20-7,556.60

Finding the Fourth Proportional to 10,393.62, 14,338.20 and 7,556.60

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Solution

The fourth proportional to 10,393.62, 14,338.20 and 7,556.60 is: 10,424.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,393.62 : 14,338.20 = 7,556.60 : x
  2. Step 2: Convert to fraction form
    10,393.62/14,338.20 = 7,556.60/x
  3. Step 3: Cross multiply
    10,393.62x = 14,338.20 × 7,556.60
  4. Step 4: Simplify right side
    10,393.62x = 108,347,970.43
  5. Step 5: Solve for x
    x = 108,347,970.43/10,393.62
  6. Step 6: Final answer
    x = 10,424.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.