Home / 4,437.72-6,118.36-3,638.10

Finding the Fourth Proportional to 4,437.72, 6,118.36 and 3,638.10

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Solution

The fourth proportional to 4,437.72, 6,118.36 and 3,638.10 is: 5,015.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,437.72 : 6,118.36 = 3,638.10 : x
  2. Step 2: Convert to fraction form
    4,437.72/6,118.36 = 3,638.10/x
  3. Step 3: Cross multiply
    4,437.72x = 6,118.36 × 3,638.10
  4. Step 4: Simplify right side
    4,437.72x = 22,259,205.52
  5. Step 5: Solve for x
    x = 22,259,205.52/4,437.72
  6. Step 6: Final answer
    x = 5,015.91

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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.