Home / 4,435.72-6,115.60-3,636.10

Finding the Fourth Proportional to 4,435.72, 6,115.60 and 3,636.10

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Solution

The fourth proportional to 4,435.72, 6,115.60 and 3,636.10 is: 5,013.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,435.72 : 6,115.60 = 3,636.10 : x
  2. Step 2: Convert to fraction form
    4,435.72/6,115.60 = 3,636.10/x
  3. Step 3: Cross multiply
    4,435.72x = 6,115.60 × 3,636.10
  4. Step 4: Simplify right side
    4,435.72x = 22,236,933.16
  5. Step 5: Solve for x
    x = 22,236,933.16/4,435.72
  6. Step 6: Final answer
    x = 5,013.15

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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.