Home / 8,021.87-12,035.53-4,324.45

Finding the Fourth Proportional to 8,021.87, 12,035.53 and 4,324.45

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Solution

The fourth proportional to 8,021.87, 12,035.53 and 4,324.45 is: 6,488.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,021.87 : 12,035.53 = 4,324.45 : x
  2. Step 2: Convert to fraction form
    8,021.87/12,035.53 = 4,324.45/x
  3. Step 3: Cross multiply
    8,021.87x = 12,035.53 × 4,324.45
  4. Step 4: Simplify right side
    8,021.87x = 52,047,047.71
  5. Step 5: Solve for x
    x = 52,047,047.71/8,021.87
  6. Step 6: Final answer
    x = 6,488.15

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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.