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Finding the Fourth Proportional to 5,267.94, 7,903.17 and 2,346.90

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Solution

The fourth proportional to 5,267.94, 7,903.17 and 2,346.90 is: 3,520.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,267.94 : 7,903.17 = 2,346.90 : x
  2. Step 2: Convert to fraction form
    5,267.94/7,903.17 = 2,346.90/x
  3. Step 3: Cross multiply
    5,267.94x = 7,903.17 × 2,346.90
  4. Step 4: Simplify right side
    5,267.94x = 18,547,949.67
  5. Step 5: Solve for x
    x = 18,547,949.67/5,267.94
  6. Step 6: Final answer
    x = 3,520.91

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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.