Home / 7,998.40-11,035.92-4,854.56

Finding the Fourth Proportional to 7,998.40, 11,035.92 and 4,854.56

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Solution

The fourth proportional to 7,998.40, 11,035.92 and 4,854.56 is: 6,698.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,998.40 : 11,035.92 = 4,854.56 : x
  2. Step 2: Convert to fraction form
    7,998.40/11,035.92 = 4,854.56/x
  3. Step 3: Cross multiply
    7,998.40x = 11,035.92 × 4,854.56
  4. Step 4: Simplify right side
    7,998.40x = 53,574,535.80
  5. Step 5: Solve for x
    x = 53,574,535.80/7,998.40
  6. Step 6: Final answer
    x = 6,698.16

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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.