Home / 9,691.77-13,373.58-5,441.97

Finding the Fourth Proportional to 9,691.77, 13,373.58 and 5,441.97

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Solution

The fourth proportional to 9,691.77, 13,373.58 and 5,441.97 is: 7,509.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,691.77 : 13,373.58 = 5,441.97 : x
  2. Step 2: Convert to fraction form
    9,691.77/13,373.58 = 5,441.97/x
  3. Step 3: Cross multiply
    9,691.77x = 13,373.58 × 5,441.97
  4. Step 4: Simplify right side
    9,691.77x = 72,778,621.15
  5. Step 5: Solve for x
    x = 72,778,621.15/9,691.77
  6. Step 6: Final answer
    x = 7,509.32

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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.