Home / 8,466.20-12,699.29-2,310.20

Finding the Fourth Proportional to 8,466.20, 12,699.29 and 2,310.20

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Solution

The fourth proportional to 8,466.20, 12,699.29 and 2,310.20 is: 3,465.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,466.20 : 12,699.29 = 2,310.20 : x
  2. Step 2: Convert to fraction form
    8,466.20/12,699.29 = 2,310.20/x
  3. Step 3: Cross multiply
    8,466.20x = 12,699.29 × 2,310.20
  4. Step 4: Simplify right side
    8,466.20x = 29,337,824.71
  5. Step 5: Solve for x
    x = 29,337,824.71/8,466.20
  6. Step 6: Final answer
    x = 3,465.29

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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.