Home / 11,787.35-17,681.03-3,022.34

Finding the Fourth Proportional to 11,787.35, 17,681.03 and 3,022.34

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Solution

The fourth proportional to 11,787.35, 17,681.03 and 3,022.34 is: 4,533.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,787.35 : 17,681.03 = 3,022.34 : x
  2. Step 2: Convert to fraction form
    11,787.35/17,681.03 = 3,022.34/x
  3. Step 3: Cross multiply
    11,787.35x = 17,681.03 × 3,022.34
  4. Step 4: Simplify right side
    11,787.35x = 53,438,069.10
  5. Step 5: Solve for x
    x = 53,438,069.10/11,787.35
  6. Step 6: Final answer
    x = 4,533.51

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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.