Home / 7,836.99-10,811.61-4,691.36

Finding the Fourth Proportional to 7,836.99, 10,811.61 and 4,691.36

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Solution

The fourth proportional to 7,836.99, 10,811.61 and 4,691.36 is: 6,472.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,836.99 : 10,811.61 = 4,691.36 : x
  2. Step 2: Convert to fraction form
    7,836.99/10,811.61 = 4,691.36/x
  3. Step 3: Cross multiply
    7,836.99x = 10,811.61 × 4,691.36
  4. Step 4: Simplify right side
    7,836.99x = 50,721,100.63
  5. Step 5: Solve for x
    x = 50,721,100.63/7,836.99
  6. Step 6: Final answer
    x = 6,472.01

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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.