Home / 11,775.08-17,635.74-5,623.40

Finding the Fourth Proportional to 11,775.08, 17,635.74 and 5,623.40

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Solution

The fourth proportional to 11,775.08, 17,635.74 and 5,623.40 is: 8,422.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,775.08 : 17,635.74 = 5,623.40 : x
  2. Step 2: Convert to fraction form
    11,775.08/17,635.74 = 5,623.40/x
  3. Step 3: Cross multiply
    11,775.08x = 17,635.74 × 5,623.40
  4. Step 4: Simplify right side
    11,775.08x = 99,172,820.32
  5. Step 5: Solve for x
    x = 99,172,820.32/11,775.08
  6. Step 6: Final answer
    x = 8,422.26

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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.