Home / 6,992.16-9,648.38-4,007.18

Finding the Fourth Proportional to 6,992.16, 9,648.38 and 4,007.18

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Solution

The fourth proportional to 6,992.16, 9,648.38 and 4,007.18 is: 5,529.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,992.16 : 9,648.38 = 4,007.18 : x
  2. Step 2: Convert to fraction form
    6,992.16/9,648.38 = 4,007.18/x
  3. Step 3: Cross multiply
    6,992.16x = 9,648.38 × 4,007.18
  4. Step 4: Simplify right side
    6,992.16x = 38,662,795.37
  5. Step 5: Solve for x
    x = 38,662,795.37/6,992.16
  6. Step 6: Final answer
    x = 5,529.45

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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.