Home / 7,555.44-11,339.64-3,116.46

Finding the Fourth Proportional to 7,555.44, 11,339.64 and 3,116.46

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Solution

The fourth proportional to 7,555.44, 11,339.64 and 3,116.46 is: 4,677.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555.44 : 11,339.64 = 3,116.46 : x
  2. Step 2: Convert to fraction form
    7,555.44/11,339.64 = 3,116.46/x
  3. Step 3: Cross multiply
    7,555.44x = 11,339.64 × 3,116.46
  4. Step 4: Simplify right side
    7,555.44x = 35,339,534.47
  5. Step 5: Solve for x
    x = 35,339,534.47/7,555.44
  6. Step 6: Final answer
    x = 4,677.36

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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.