Home / 6,077.54-8,386.52-3,719.36

Finding the Fourth Proportional to 6,077.54, 8,386.52 and 3,719.36

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Solution

The fourth proportional to 6,077.54, 8,386.52 and 3,719.36 is: 5,132.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,077.54 : 8,386.52 = 3,719.36 : x
  2. Step 2: Convert to fraction form
    6,077.54/8,386.52 = 3,719.36/x
  3. Step 3: Cross multiply
    6,077.54x = 8,386.52 × 3,719.36
  4. Step 4: Simplify right side
    6,077.54x = 31,192,487.03
  5. Step 5: Solve for x
    x = 31,192,487.03/6,077.54
  6. Step 6: Final answer
    x = 5,132.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.