Home / 4,857.45-7,284.34-1,569.66

Finding the Fourth Proportional to 4,857.45, 7,284.34 and 1,569.66

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Solution

The fourth proportional to 4,857.45, 7,284.34 and 1,569.66 is: 2,353.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857.45 : 7,284.34 = 1,569.66 : x
  2. Step 2: Convert to fraction form
    4,857.45/7,284.34 = 1,569.66/x
  3. Step 3: Cross multiply
    4,857.45x = 7,284.34 × 1,569.66
  4. Step 4: Simplify right side
    4,857.45x = 11,433,937.12
  5. Step 5: Solve for x
    x = 11,433,937.12/4,857.45
  6. Step 6: Final answer
    x = 2,353.90

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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.