Home / 11,574.55-15,972.84-6,269.36

Finding the Fourth Proportional to 11,574.55, 15,972.84 and 6,269.36

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Solution

The fourth proportional to 11,574.55, 15,972.84 and 6,269.36 is: 8,651.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,574.55 : 15,972.84 = 6,269.36 : x
  2. Step 2: Convert to fraction form
    11,574.55/15,972.84 = 6,269.36/x
  3. Step 3: Cross multiply
    11,574.55x = 15,972.84 × 6,269.36
  4. Step 4: Simplify right side
    11,574.55x = 100,139,404.32
  5. Step 5: Solve for x
    x = 100,139,404.32/11,574.55
  6. Step 6: Final answer
    x = 8,651.69

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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.