Home / 7,968.90-10,996.61-4,611.47

Finding the Fourth Proportional to 7,968.90, 10,996.61 and 4,611.47

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Solution

The fourth proportional to 7,968.90, 10,996.61 and 4,611.47 is: 6,363.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,968.90 : 10,996.61 = 4,611.47 : x
  2. Step 2: Convert to fraction form
    7,968.90/10,996.61 = 4,611.47/x
  3. Step 3: Cross multiply
    7,968.90x = 10,996.61 × 4,611.47
  4. Step 4: Simplify right side
    7,968.90x = 50,710,459.08
  5. Step 5: Solve for x
    x = 50,710,459.08/7,968.90
  6. Step 6: Final answer
    x = 6,363.55

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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.