Home / 3,741.52-5,165.16-2,900.32

Finding the Fourth Proportional to 3,741.52, 5,165.16 and 2,900.32

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Solution

The fourth proportional to 3,741.52, 5,165.16 and 2,900.32 is: 4,003.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,741.52 : 5,165.16 = 2,900.32 : x
  2. Step 2: Convert to fraction form
    3,741.52/5,165.16 = 2,900.32/x
  3. Step 3: Cross multiply
    3,741.52x = 5,165.16 × 2,900.32
  4. Step 4: Simplify right side
    3,741.52x = 14,980,616.85
  5. Step 5: Solve for x
    x = 14,980,616.85/3,741.52
  6. Step 6: Final answer
    x = 4,003.89

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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.