Home / 10,922.51-16,381.66-3,525.18

Finding the Fourth Proportional to 10,922.51, 16,381.66 and 3,525.18

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Solution

The fourth proportional to 10,922.51, 16,381.66 and 3,525.18 is: 5,287.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,922.51 : 16,381.66 = 3,525.18 : x
  2. Step 2: Convert to fraction form
    10,922.51/16,381.66 = 3,525.18/x
  3. Step 3: Cross multiply
    10,922.51x = 16,381.66 × 3,525.18
  4. Step 4: Simplify right side
    10,922.51x = 57,748,300.20
  5. Step 5: Solve for x
    x = 57,748,300.20/10,922.51
  6. Step 6: Final answer
    x = 5,287.09

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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.