Home / 7,599.36-10,481.12-5,478.08

Finding the Fourth Proportional to 7,599.36, 10,481.12 and 5,478.08

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Solution

The fourth proportional to 7,599.36, 10,481.12 and 5,478.08 is: 7,555.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,599.36 : 10,481.12 = 5,478.08 : x
  2. Step 2: Convert to fraction form
    7,599.36/10,481.12 = 5,478.08/x
  3. Step 3: Cross multiply
    7,599.36x = 10,481.12 × 5,478.08
  4. Step 4: Simplify right side
    7,599.36x = 57,416,413.85
  5. Step 5: Solve for x
    x = 57,416,413.85/7,599.36
  6. Step 6: Final answer
    x = 7,555.43

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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.