Home / 4,139.64-6,208.67-2,589.19

Finding the Fourth Proportional to 4,139.64, 6,208.67 and 2,589.19

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Solution

The fourth proportional to 4,139.64, 6,208.67 and 2,589.19 is: 3,883.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,139.64 : 6,208.67 = 2,589.19 : x
  2. Step 2: Convert to fraction form
    4,139.64/6,208.67 = 2,589.19/x
  3. Step 3: Cross multiply
    4,139.64x = 6,208.67 × 2,589.19
  4. Step 4: Simplify right side
    4,139.64x = 16,075,417.23
  5. Step 5: Solve for x
    x = 16,075,417.23/4,139.64
  6. Step 6: Final answer
    x = 3,883.29

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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.