Home / 7,465.13-11,197.32-2,784.77

Finding the Fourth Proportional to 7,465.13, 11,197.32 and 2,784.77

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Solution

The fourth proportional to 7,465.13, 11,197.32 and 2,784.77 is: 4,177.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,465.13 : 11,197.32 = 2,784.77 : x
  2. Step 2: Convert to fraction form
    7,465.13/11,197.32 = 2,784.77/x
  3. Step 3: Cross multiply
    7,465.13x = 11,197.32 × 2,784.77
  4. Step 4: Simplify right side
    7,465.13x = 31,181,960.82
  5. Step 5: Solve for x
    x = 31,181,960.82/7,465.13
  6. Step 6: Final answer
    x = 4,177.02

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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.