Home / 7,468.39-11,205.35-3,570.13

Finding the Fourth Proportional to 7,468.39, 11,205.35 and 3,570.13

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Solution

The fourth proportional to 7,468.39, 11,205.35 and 3,570.13 is: 5,356.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,468.39 : 11,205.35 = 3,570.13 : x
  2. Step 2: Convert to fraction form
    7,468.39/11,205.35 = 3,570.13/x
  3. Step 3: Cross multiply
    7,468.39x = 11,205.35 × 3,570.13
  4. Step 4: Simplify right side
    7,468.39x = 40,004,556.20
  5. Step 5: Solve for x
    x = 40,004,556.20/7,468.39
  6. Step 6: Final answer
    x = 5,356.52

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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.