Home / 11,363.18-17,038.08-4,785.80

Finding the Fourth Proportional to 11,363.18, 17,038.08 and 4,785.80

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Solution

The fourth proportional to 11,363.18, 17,038.08 and 4,785.80 is: 7,175.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,363.18 : 17,038.08 = 4,785.80 : x
  2. Step 2: Convert to fraction form
    11,363.18/17,038.08 = 4,785.80/x
  3. Step 3: Cross multiply
    11,363.18x = 17,038.08 × 4,785.80
  4. Step 4: Simplify right side
    11,363.18x = 81,540,758.07
  5. Step 5: Solve for x
    x = 81,540,758.07/11,363.18
  6. Step 6: Final answer
    x = 7,175.88

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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.