Home / 11,521.51-17,282.25-6,587.68

Finding the Fourth Proportional to 11,521.51, 17,282.25 and 6,587.68

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Solution

The fourth proportional to 11,521.51, 17,282.25 and 6,587.68 is: 9,881.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,521.51 : 17,282.25 = 6,587.68 : x
  2. Step 2: Convert to fraction form
    11,521.51/17,282.25 = 6,587.68/x
  3. Step 3: Cross multiply
    11,521.51x = 17,282.25 × 6,587.68
  4. Step 4: Simplify right side
    11,521.51x = 113,849,932.68
  5. Step 5: Solve for x
    x = 113,849,932.68/11,521.51
  6. Step 6: Final answer
    x = 9,881.51

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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.