Home / 8,814.10-13,217.72-4,428.50

Finding the Fourth Proportional to 8,814.10, 13,217.72 and 4,428.50

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Solution

The fourth proportional to 8,814.10, 13,217.72 and 4,428.50 is: 6,641.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,814.10 : 13,217.72 = 4,428.50 : x
  2. Step 2: Convert to fraction form
    8,814.10/13,217.72 = 4,428.50/x
  3. Step 3: Cross multiply
    8,814.10x = 13,217.72 × 4,428.50
  4. Step 4: Simplify right side
    8,814.10x = 58,534,673.02
  5. Step 5: Solve for x
    x = 58,534,673.02/8,814.10
  6. Step 6: Final answer
    x = 6,641.03

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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.