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Finding the Fourth Proportional to 7,833.66, 11,746.83 and 2,903.19

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Solution

The fourth proportional to 7,833.66, 11,746.83 and 2,903.19 is: 4,353.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,833.66 : 11,746.83 = 2,903.19 : x
  2. Step 2: Convert to fraction form
    7,833.66/11,746.83 = 2,903.19/x
  3. Step 3: Cross multiply
    7,833.66x = 11,746.83 × 2,903.19
  4. Step 4: Simplify right side
    7,833.66x = 34,103,279.39
  5. Step 5: Solve for x
    x = 34,103,279.39/7,833.66
  6. Step 6: Final answer
    x = 4,353.43

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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.