Home / 7,670.29-11,497.22-3,968.79

Finding the Fourth Proportional to 7,670.29, 11,497.22 and 3,968.79

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Solution

The fourth proportional to 7,670.29, 11,497.22 and 3,968.79 is: 5,948.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,670.29 : 11,497.22 = 3,968.79 : x
  2. Step 2: Convert to fraction form
    7,670.29/11,497.22 = 3,968.79/x
  3. Step 3: Cross multiply
    7,670.29x = 11,497.22 × 3,968.79
  4. Step 4: Simplify right side
    7,670.29x = 45,630,051.76
  5. Step 5: Solve for x
    x = 45,630,051.76/7,670.29
  6. Step 6: Final answer
    x = 5,948.93

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1.5x scale

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.