Home / 8,230.02-12,345.01-2,758.02

Finding the Fourth Proportional to 8,230.02, 12,345.01 and 2,758.02

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Solution

The fourth proportional to 8,230.02, 12,345.01 and 2,758.02 is: 4,137.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,230.02 : 12,345.01 = 2,758.02 : x
  2. Step 2: Convert to fraction form
    8,230.02/12,345.01 = 2,758.02/x
  3. Step 3: Cross multiply
    8,230.02x = 12,345.01 × 2,758.02
  4. Step 4: Simplify right side
    8,230.02x = 34,047,784.48
  5. Step 5: Solve for x
    x = 34,047,784.48/8,230.02
  6. Step 6: Final answer
    x = 4,137.02

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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.