Home / 6,435.02-9,643.08-2,872.82

Finding the Fourth Proportional to 6,435.02, 9,643.08 and 2,872.82

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Solution

The fourth proportional to 6,435.02, 9,643.08 and 2,872.82 is: 4,305.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,435.02 : 9,643.08 = 2,872.82 : x
  2. Step 2: Convert to fraction form
    6,435.02/9,643.08 = 2,872.82/x
  3. Step 3: Cross multiply
    6,435.02x = 9,643.08 × 2,872.82
  4. Step 4: Simplify right side
    6,435.02x = 27,702,833.09
  5. Step 5: Solve for x
    x = 27,702,833.09/6,435.02
  6. Step 6: Final answer
    x = 4,305.01

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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.