Home / 7,731.04-11,581.98-5,991.16

Finding the Fourth Proportional to 7,731.04, 11,581.98 and 5,991.16

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Solution

The fourth proportional to 7,731.04, 11,581.98 and 5,991.16 is: 8,975.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731.04 : 11,581.98 = 5,991.16 : x
  2. Step 2: Convert to fraction form
    7,731.04/11,581.98 = 5,991.16/x
  3. Step 3: Cross multiply
    7,731.04x = 11,581.98 × 5,991.16
  4. Step 4: Simplify right side
    7,731.04x = 69,389,495.30
  5. Step 5: Solve for x
    x = 69,389,495.30/7,731.04
  6. Step 6: Final answer
    x = 8,975.44

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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.