Home / 11,509.20-17,266.20-6,574.80

Finding the Fourth Proportional to 11,509.20, 17,266.20 and 6,574.80

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Solution

The fourth proportional to 11,509.20, 17,266.20 and 6,574.80 is: 9,863.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,509.20 : 17,266.20 = 6,574.80 : x
  2. Step 2: Convert to fraction form
    11,509.20/17,266.20 = 6,574.80/x
  3. Step 3: Cross multiply
    11,509.20x = 17,266.20 × 6,574.80
  4. Step 4: Simplify right side
    11,509.20x = 113,521,811.76
  5. Step 5: Solve for x
    x = 113,521,811.76/11,509.20
  6. Step 6: Final answer
    x = 9,863.57

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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.