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Finding the Fourth Proportional to 7,766.04, 11,651.51 and 4,995.84

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Solution

The fourth proportional to 7,766.04, 11,651.51 and 4,995.84 is: 7,495.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766.04 : 11,651.51 = 4,995.84 : x
  2. Step 2: Convert to fraction form
    7,766.04/11,651.51 = 4,995.84/x
  3. Step 3: Cross multiply
    7,766.04x = 11,651.51 × 4,995.84
  4. Step 4: Simplify right side
    7,766.04x = 58,209,135.90
  5. Step 5: Solve for x
    x = 58,209,135.90/7,766.04
  6. Step 6: Final answer
    x = 7,495.34

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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.