Home / 6,645.36-9,960.59-2,695.70

Finding the Fourth Proportional to 6,645.36, 9,960.59 and 2,695.70

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Solution

The fourth proportional to 6,645.36, 9,960.59 and 2,695.70 is: 4,040.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645.36 : 9,960.59 = 2,695.70 : x
  2. Step 2: Convert to fraction form
    6,645.36/9,960.59 = 2,695.70/x
  3. Step 3: Cross multiply
    6,645.36x = 9,960.59 × 2,695.70
  4. Step 4: Simplify right side
    6,645.36x = 26,850,699.18
  5. Step 5: Solve for x
    x = 26,850,699.18/6,645.36
  6. Step 6: Final answer
    x = 4,040.52

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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.