Home / 8,346.19-12,518.90-2,799.10

Finding the Fourth Proportional to 8,346.19, 12,518.90 and 2,799.10

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Solution

The fourth proportional to 8,346.19, 12,518.90 and 2,799.10 is: 4,198.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,346.19 : 12,518.90 = 2,799.10 : x
  2. Step 2: Convert to fraction form
    8,346.19/12,518.90 = 2,799.10/x
  3. Step 3: Cross multiply
    8,346.19x = 12,518.90 × 2,799.10
  4. Step 4: Simplify right side
    8,346.19x = 35,041,638.99
  5. Step 5: Solve for x
    x = 35,041,638.99/8,346.19
  6. Step 6: Final answer
    x = 4,198.52

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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.