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Finding the Fourth Proportional to 4,957.83, 7,434.81 and 1,794.38

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Solution

The fourth proportional to 4,957.83, 7,434.81 and 1,794.38 is: 2,690.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,957.83 : 7,434.81 = 1,794.38 : x
  2. Step 2: Convert to fraction form
    4,957.83/7,434.81 = 1,794.38/x
  3. Step 3: Cross multiply
    4,957.83x = 7,434.81 × 1,794.38
  4. Step 4: Simplify right side
    4,957.83x = 13,340,837.19
  5. Step 5: Solve for x
    x = 13,340,837.19/4,957.83
  6. Step 6: Final answer
    x = 2,690.86

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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.