Home / 8,175.06-11,280.33-4,590.20

Finding the Fourth Proportional to 8,175.06, 11,280.33 and 4,590.20

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Solution

The fourth proportional to 8,175.06, 11,280.33 and 4,590.20 is: 6,333.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,175.06 : 11,280.33 = 4,590.20 : x
  2. Step 2: Convert to fraction form
    8,175.06/11,280.33 = 4,590.20/x
  3. Step 3: Cross multiply
    8,175.06x = 11,280.33 × 4,590.20
  4. Step 4: Simplify right side
    8,175.06x = 51,778,914.36
  5. Step 5: Solve for x
    x = 51,778,914.36/8,175.06
  6. Step 6: Final answer
    x = 6,333.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.