Home / 8,043.48-12,065.58-2,199.30

Finding the Fourth Proportional to 8,043.48, 12,065.58 and 2,199.30

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Solution

The fourth proportional to 8,043.48, 12,065.58 and 2,199.30 is: 3,299.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,043.48 : 12,065.58 = 2,199.30 : x
  2. Step 2: Convert to fraction form
    8,043.48/12,065.58 = 2,199.30/x
  3. Step 3: Cross multiply
    8,043.48x = 12,065.58 × 2,199.30
  4. Step 4: Simplify right side
    8,043.48x = 26,535,830.09
  5. Step 5: Solve for x
    x = 26,535,830.09/8,043.48
  6. Step 6: Final answer
    x = 3,299.05

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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.