Home / 8,230.02-12,345.03-2,386.64

Finding the Fourth Proportional to 8,230.02, 12,345.03 and 2,386.64

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Solution

The fourth proportional to 8,230.02, 12,345.03 and 2,386.64 is: 3,579.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,230.02 : 12,345.03 = 2,386.64 : x
  2. Step 2: Convert to fraction form
    8,230.02/12,345.03 = 2,386.64/x
  3. Step 3: Cross multiply
    8,230.02x = 12,345.03 × 2,386.64
  4. Step 4: Simplify right side
    8,230.02x = 29,463,080.67
  5. Step 5: Solve for x
    x = 29,463,080.67/8,230.02
  6. Step 6: Final answer
    x = 3,579.95

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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.