Home / 7,007.82-10,511.73-2,077.53

Finding the Fourth Proportional to 7,007.82, 10,511.73 and 2,077.53

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Solution

The fourth proportional to 7,007.82, 10,511.73 and 2,077.53 is: 3,116.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,007.82 : 10,511.73 = 2,077.53 : x
  2. Step 2: Convert to fraction form
    7,007.82/10,511.73 = 2,077.53/x
  3. Step 3: Cross multiply
    7,007.82x = 10,511.73 × 2,077.53
  4. Step 4: Simplify right side
    7,007.82x = 21,838,434.43
  5. Step 5: Solve for x
    x = 21,838,434.43/7,007.82
  6. Step 6: Final answer
    x = 3,116.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.