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Finding the Fourth Proportional to 5,857.33, 8,807.07 and 5,400.69

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Solution

The fourth proportional to 5,857.33, 8,807.07 and 5,400.69 is: 8,120.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,857.33 : 8,807.07 = 5,400.69 : x
  2. Step 2: Convert to fraction form
    5,857.33/8,807.07 = 5,400.69/x
  3. Step 3: Cross multiply
    5,857.33x = 8,807.07 × 5,400.69
  4. Step 4: Simplify right side
    5,857.33x = 47,564,254.88
  5. Step 5: Solve for x
    x = 47,564,254.88/5,857.33
  6. Step 6: Final answer
    x = 8,120.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.