Home / 8,965.64-13,419.71-4,795.22

Finding the Fourth Proportional to 8,965.64, 13,419.71 and 4,795.22

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Solution

The fourth proportional to 8,965.64, 13,419.71 and 4,795.22 is: 7,177.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,965.64 : 13,419.71 = 4,795.22 : x
  2. Step 2: Convert to fraction form
    8,965.64/13,419.71 = 4,795.22/x
  3. Step 3: Cross multiply
    8,965.64x = 13,419.71 × 4,795.22
  4. Step 4: Simplify right side
    8,965.64x = 64,350,437.81
  5. Step 5: Solve for x
    x = 64,350,437.81/8,965.64
  6. Step 6: Final answer
    x = 7,177.45

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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.