Home / 7,277.52-10,043.20-4,091.36

Finding the Fourth Proportional to 7,277.52, 10,043.20 and 4,091.36

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Solution

The fourth proportional to 7,277.52, 10,043.20 and 4,091.36 is: 5,646.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,277.52 : 10,043.20 = 4,091.36 : x
  2. Step 2: Convert to fraction form
    7,277.52/10,043.20 = 4,091.36/x
  3. Step 3: Cross multiply
    7,277.52x = 10,043.20 × 4,091.36
  4. Step 4: Simplify right side
    7,277.52x = 41,090,346.75
  5. Step 5: Solve for x
    x = 41,090,346.75/7,277.52
  6. Step 6: Final answer
    x = 5,646.20

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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.