Home / 7,968.43-10,995.36-4,430.96

Finding the Fourth Proportional to 7,968.43, 10,995.36 and 4,430.96

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Solution

The fourth proportional to 7,968.43, 10,995.36 and 4,430.96 is: 6,114.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,968.43 : 10,995.36 = 4,430.96 : x
  2. Step 2: Convert to fraction form
    7,968.43/10,995.36 = 4,430.96/x
  3. Step 3: Cross multiply
    7,968.43x = 10,995.36 × 4,430.96
  4. Step 4: Simplify right side
    7,968.43x = 48,720,000.35
  5. Step 5: Solve for x
    x = 48,720,000.35/7,968.43
  6. Step 6: Final answer
    x = 6,114.13

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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.