Home / 6,743.86-9,306.54-3,719.32

Finding the Fourth Proportional to 6,743.86, 9,306.54 and 3,719.32

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Solution

The fourth proportional to 6,743.86, 9,306.54 and 3,719.32 is: 5,132.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,743.86 : 9,306.54 = 3,719.32 : x
  2. Step 2: Convert to fraction form
    6,743.86/9,306.54 = 3,719.32/x
  3. Step 3: Cross multiply
    6,743.86x = 9,306.54 × 3,719.32
  4. Step 4: Simplify right side
    6,743.86x = 34,614,000.35
  5. Step 5: Solve for x
    x = 34,614,000.35/6,743.86
  6. Step 6: Final answer
    x = 5,132.67

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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.