Home / 5,276.37-7,949.75-4,776.66

Finding the Fourth Proportional to 5,276.37, 7,949.75 and 4,776.66

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Solution

The fourth proportional to 5,276.37, 7,949.75 and 4,776.66 is: 7,196.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,276.37 : 7,949.75 = 4,776.66 : x
  2. Step 2: Convert to fraction form
    5,276.37/7,949.75 = 4,776.66/x
  3. Step 3: Cross multiply
    5,276.37x = 7,949.75 × 4,776.66
  4. Step 4: Simplify right side
    5,276.37x = 37,973,228.95
  5. Step 5: Solve for x
    x = 37,973,228.95/5,276.37
  6. Step 6: Final answer
    x = 7,196.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.