Home / 11,521.77-17,281.84-6,575.91

Finding the Fourth Proportional to 11,521.77, 17,281.84 and 6,575.91

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Solution

The fourth proportional to 11,521.77, 17,281.84 and 6,575.91 is: 9,863.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,521.77 : 17,281.84 = 6,575.91 : x
  2. Step 2: Convert to fraction form
    11,521.77/17,281.84 = 6,575.91/x
  3. Step 3: Cross multiply
    11,521.77x = 17,281.84 × 6,575.91
  4. Step 4: Simplify right side
    11,521.77x = 113,643,705.19
  5. Step 5: Solve for x
    x = 113,643,705.19/11,521.77
  6. Step 6: Final answer
    x = 9,863.39

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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.