Home / 3,546.50-5,316.65-1,465.20

Finding the Fourth Proportional to 3,546.50, 5,316.65 and 1,465.20

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Solution

The fourth proportional to 3,546.50, 5,316.65 and 1,465.20 is: 2,196.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.50 : 5,316.65 = 1,465.20 : x
  2. Step 2: Convert to fraction form
    3,546.50/5,316.65 = 1,465.20/x
  3. Step 3: Cross multiply
    3,546.50x = 5,316.65 × 1,465.20
  4. Step 4: Simplify right side
    3,546.50x = 7,789,953.75
  5. Step 5: Solve for x
    x = 7,789,953.75/3,546.50
  6. Step 6: Final answer
    x = 2,196.52

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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.