Home / 11,535.68-17,302.80-4,605.20

Finding the Fourth Proportional to 11,535.68, 17,302.80 and 4,605.20

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Solution

The fourth proportional to 11,535.68, 17,302.80 and 4,605.20 is: 6,907.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,535.68 : 17,302.80 = 4,605.20 : x
  2. Step 2: Convert to fraction form
    11,535.68/17,302.80 = 4,605.20/x
  3. Step 3: Cross multiply
    11,535.68x = 17,302.80 × 4,605.20
  4. Step 4: Simplify right side
    11,535.68x = 79,682,854.56
  5. Step 5: Solve for x
    x = 79,682,854.56/11,535.68
  6. Step 6: Final answer
    x = 6,907.51

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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.