Home / 3,365.02-4,643.49-1,872.87

Finding the Fourth Proportional to 3,365.02, 4,643.49 and 1,872.87

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Solution

The fourth proportional to 3,365.02, 4,643.49 and 1,872.87 is: 2,584.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,365.02 : 4,643.49 = 1,872.87 : x
  2. Step 2: Convert to fraction form
    3,365.02/4,643.49 = 1,872.87/x
  3. Step 3: Cross multiply
    3,365.02x = 4,643.49 × 1,872.87
  4. Step 4: Simplify right side
    3,365.02x = 8,696,653.12
  5. Step 5: Solve for x
    x = 8,696,653.12/3,365.02
  6. Step 6: Final answer
    x = 2,584.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.