Home / 8,466.10-12,699.51-2,622.82

Finding the Fourth Proportional to 8,466.10, 12,699.51 and 2,622.82

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Solution

The fourth proportional to 8,466.10, 12,699.51 and 2,622.82 is: 3,934.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,466.10 : 12,699.51 = 2,622.82 : x
  2. Step 2: Convert to fraction form
    8,466.10/12,699.51 = 2,622.82/x
  3. Step 3: Cross multiply
    8,466.10x = 12,699.51 × 2,622.82
  4. Step 4: Simplify right side
    8,466.10x = 33,308,528.82
  5. Step 5: Solve for x
    x = 33,308,528.82/8,466.10
  6. Step 6: Final answer
    x = 3,934.34

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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.