Home / 7,992.96-11,030.32-4,456.16

Finding the Fourth Proportional to 7,992.96, 11,030.32 and 4,456.16

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Solution

The fourth proportional to 7,992.96, 11,030.32 and 4,456.16 is: 6,149.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,992.96 : 11,030.32 = 4,456.16 : x
  2. Step 2: Convert to fraction form
    7,992.96/11,030.32 = 4,456.16/x
  3. Step 3: Cross multiply
    7,992.96x = 11,030.32 × 4,456.16
  4. Step 4: Simplify right side
    7,992.96x = 49,152,870.77
  5. Step 5: Solve for x
    x = 49,152,870.77/7,992.96
  6. Step 6: Final answer
    x = 6,149.52

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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.