Home / 9,291.24-13,911.48-5,338.92

Finding the Fourth Proportional to 9,291.24, 13,911.48 and 5,338.92

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Solution

The fourth proportional to 9,291.24, 13,911.48 and 5,338.92 is: 7,993.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,291.24 : 13,911.48 = 5,338.92 : x
  2. Step 2: Convert to fraction form
    9,291.24/13,911.48 = 5,338.92/x
  3. Step 3: Cross multiply
    9,291.24x = 13,911.48 × 5,338.92
  4. Step 4: Simplify right side
    9,291.24x = 74,272,278.80
  5. Step 5: Solve for x
    x = 74,272,278.80/9,291.24
  6. Step 6: Final answer
    x = 7,993.80

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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.