Home / 5,055.29-7,582.96-1,766.08

Finding the Fourth Proportional to 5,055.29, 7,582.96 and 1,766.08

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Solution

The fourth proportional to 5,055.29, 7,582.96 and 1,766.08 is: 2,649.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055.29 : 7,582.96 = 1,766.08 : x
  2. Step 2: Convert to fraction form
    5,055.29/7,582.96 = 1,766.08/x
  3. Step 3: Cross multiply
    5,055.29x = 7,582.96 × 1,766.08
  4. Step 4: Simplify right side
    5,055.29x = 13,392,076.08
  5. Step 5: Solve for x
    x = 13,392,076.08/5,055.29
  6. Step 6: Final answer
    x = 2,649.12

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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.