Home / 7,746.71-11,619.96-1,903.37

Finding the Fourth Proportional to 7,746.71, 11,619.96 and 1,903.37

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Solution

The fourth proportional to 7,746.71, 11,619.96 and 1,903.37 is: 2,855.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,746.71 : 11,619.96 = 1,903.37 : x
  2. Step 2: Convert to fraction form
    7,746.71/11,619.96 = 1,903.37/x
  3. Step 3: Cross multiply
    7,746.71x = 11,619.96 × 1,903.37
  4. Step 4: Simplify right side
    7,746.71x = 22,117,018.03
  5. Step 5: Solve for x
    x = 22,117,018.03/7,746.71
  6. Step 6: Final answer
    x = 2,855.02

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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.