Home / 6,580.10-9,080.55-3,747.35

Finding the Fourth Proportional to 6,580.10, 9,080.55 and 3,747.35

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Solution

The fourth proportional to 6,580.10, 9,080.55 and 3,747.35 is: 5,171.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,580.10 : 9,080.55 = 3,747.35 : x
  2. Step 2: Convert to fraction form
    6,580.10/9,080.55 = 3,747.35/x
  3. Step 3: Cross multiply
    6,580.10x = 9,080.55 × 3,747.35
  4. Step 4: Simplify right side
    6,580.10x = 34,028,021.74
  5. Step 5: Solve for x
    x = 34,028,021.74/6,580.10
  6. Step 6: Final answer
    x = 5,171.35

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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.