Home / 7,968.75-10,996.65-4,432.08

Finding the Fourth Proportional to 7,968.75, 10,996.65 and 4,432.08

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Solution

The fourth proportional to 7,968.75, 10,996.65 and 4,432.08 is: 6,116.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,968.75 : 10,996.65 = 4,432.08 : x
  2. Step 2: Convert to fraction form
    7,968.75/10,996.65 = 4,432.08/x
  3. Step 3: Cross multiply
    7,968.75x = 10,996.65 × 4,432.08
  4. Step 4: Simplify right side
    7,968.75x = 48,738,032.53
  5. Step 5: Solve for x
    x = 48,738,032.53/7,968.75
  6. Step 6: Final answer
    x = 6,116.15

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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.