Home / 4,389.02-6,586.86-3,222.14

Finding the Fourth Proportional to 4,389.02, 6,586.86 and 3,222.14

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Solution

The fourth proportional to 4,389.02, 6,586.86 and 3,222.14 is: 4,835.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.02 : 6,586.86 = 3,222.14 : x
  2. Step 2: Convert to fraction form
    4,389.02/6,586.86 = 3,222.14/x
  3. Step 3: Cross multiply
    4,389.02x = 6,586.86 × 3,222.14
  4. Step 4: Simplify right side
    4,389.02x = 21,223,785.08
  5. Step 5: Solve for x
    x = 21,223,785.08/4,389.02
  6. Step 6: Final answer
    x = 4,835.65

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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.