Home / 7,968.81-10,997.17-4,432.25

Finding the Fourth Proportional to 7,968.81, 10,997.17 and 4,432.25

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Solution

The fourth proportional to 7,968.81, 10,997.17 and 4,432.25 is: 6,116.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,968.81 : 10,997.17 = 4,432.25 : x
  2. Step 2: Convert to fraction form
    7,968.81/10,997.17 = 4,432.25/x
  3. Step 3: Cross multiply
    7,968.81x = 10,997.17 × 4,432.25
  4. Step 4: Simplify right side
    7,968.81x = 48,742,223.14
  5. Step 5: Solve for x
    x = 48,742,223.14/7,968.81
  6. Step 6: Final answer
    x = 6,116.62

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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.