Home / 7,292.86-10,944.60-2,911.58

Finding the Fourth Proportional to 7,292.86, 10,944.60 and 2,911.58

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Solution

The fourth proportional to 7,292.86, 10,944.60 and 2,911.58 is: 4,369.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,292.86 : 10,944.60 = 2,911.58 : x
  2. Step 2: Convert to fraction form
    7,292.86/10,944.60 = 2,911.58/x
  3. Step 3: Cross multiply
    7,292.86x = 10,944.60 × 2,911.58
  4. Step 4: Simplify right side
    7,292.86x = 31,866,078.47
  5. Step 5: Solve for x
    x = 31,866,078.47/7,292.86
  6. Step 6: Final answer
    x = 4,369.49

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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.