Home / 11,703.12-17,554.68-4,686.30

Finding the Fourth Proportional to 11,703.12, 17,554.68 and 4,686.30

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Solution

The fourth proportional to 11,703.12, 17,554.68 and 4,686.30 is: 7,029.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,703.12 : 17,554.68 = 4,686.30 : x
  2. Step 2: Convert to fraction form
    11,703.12/17,554.68 = 4,686.30/x
  3. Step 3: Cross multiply
    11,703.12x = 17,554.68 × 4,686.30
  4. Step 4: Simplify right side
    11,703.12x = 82,266,496.88
  5. Step 5: Solve for x
    x = 82,266,496.88/11,703.12
  6. Step 6: Final answer
    x = 7,029.45

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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.