Home / 6,580.05-9,080.47-3,555.17

Finding the Fourth Proportional to 6,580.05, 9,080.47 and 3,555.17

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Solution

The fourth proportional to 6,580.05, 9,080.47 and 3,555.17 is: 4,906.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,580.05 : 9,080.47 = 3,555.17 : x
  2. Step 2: Convert to fraction form
    6,580.05/9,080.47 = 3,555.17/x
  3. Step 3: Cross multiply
    6,580.05x = 9,080.47 × 3,555.17
  4. Step 4: Simplify right side
    6,580.05x = 32,282,551.35
  5. Step 5: Solve for x
    x = 32,282,551.35/6,580.05
  6. Step 6: Final answer
    x = 4,906.13

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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.