Home / 8,466.16-11,677.88-5,815.04

Finding the Fourth Proportional to 8,466.16, 11,677.88 and 5,815.04

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Solution

The fourth proportional to 8,466.16, 11,677.88 and 5,815.04 is: 8,021.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,466.16 : 11,677.88 = 5,815.04 : x
  2. Step 2: Convert to fraction form
    8,466.16/11,677.88 = 5,815.04/x
  3. Step 3: Cross multiply
    8,466.16x = 11,677.88 × 5,815.04
  4. Step 4: Simplify right side
    8,466.16x = 67,907,339.32
  5. Step 5: Solve for x
    x = 67,907,339.32/8,466.16
  6. Step 6: Final answer
    x = 8,021.03

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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.