Home / 8,557.26-11,808.15-4,923.21

Finding the Fourth Proportional to 8,557.26, 11,808.15 and 4,923.21

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Solution

The fourth proportional to 8,557.26, 11,808.15 and 4,923.21 is: 6,793.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,557.26 : 11,808.15 = 4,923.21 : x
  2. Step 2: Convert to fraction form
    8,557.26/11,808.15 = 4,923.21/x
  3. Step 3: Cross multiply
    8,557.26x = 11,808.15 × 4,923.21
  4. Step 4: Simplify right side
    8,557.26x = 58,133,969.89
  5. Step 5: Solve for x
    x = 58,133,969.89/8,557.26
  6. Step 6: Final answer
    x = 6,793.53

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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.