Home / 3,325.51-4,589.17-1,889.87

Finding the Fourth Proportional to 3,325.51, 4,589.17 and 1,889.87

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Solution

The fourth proportional to 3,325.51, 4,589.17 and 1,889.87 is: 2,607.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.51 : 4,589.17 = 1,889.87 : x
  2. Step 2: Convert to fraction form
    3,325.51/4,589.17 = 1,889.87/x
  3. Step 3: Cross multiply
    3,325.51x = 4,589.17 × 1,889.87
  4. Step 4: Simplify right side
    3,325.51x = 8,672,907.04
  5. Step 5: Solve for x
    x = 8,672,907.04/3,325.51
  6. Step 6: Final answer
    x = 2,607.99

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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.