Home / 4,431.03-6,114.75-2,730.30

Finding the Fourth Proportional to 4,431.03, 6,114.75 and 2,730.30

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Solution

The fourth proportional to 4,431.03, 6,114.75 and 2,730.30 is: 3,767.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,431.03 : 6,114.75 = 2,730.30 : x
  2. Step 2: Convert to fraction form
    4,431.03/6,114.75 = 2,730.30/x
  3. Step 3: Cross multiply
    4,431.03x = 6,114.75 × 2,730.30
  4. Step 4: Simplify right side
    4,431.03x = 16,695,101.93
  5. Step 5: Solve for x
    x = 16,695,101.93/4,431.03
  6. Step 6: Final answer
    x = 3,767.77

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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.