Home / 8,890.24-13,320.70-3,043.64

Finding the Fourth Proportional to 8,890.24, 13,320.70 and 3,043.64

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Solution

The fourth proportional to 8,890.24, 13,320.70 and 3,043.64 is: 4,560.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,890.24 : 13,320.70 = 3,043.64 : x
  2. Step 2: Convert to fraction form
    8,890.24/13,320.70 = 3,043.64/x
  3. Step 3: Cross multiply
    8,890.24x = 13,320.70 × 3,043.64
  4. Step 4: Simplify right side
    8,890.24x = 40,543,415.35
  5. Step 5: Solve for x
    x = 40,543,415.35/8,890.24
  6. Step 6: Final answer
    x = 4,560.44

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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.