Home / 4,627.60-6,929.04-2,776.17

Finding the Fourth Proportional to 4,627.60, 6,929.04 and 2,776.17

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Solution

The fourth proportional to 4,627.60, 6,929.04 and 2,776.17 is: 4,156.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,627.60 : 6,929.04 = 2,776.17 : x
  2. Step 2: Convert to fraction form
    4,627.60/6,929.04 = 2,776.17/x
  3. Step 3: Cross multiply
    4,627.60x = 6,929.04 × 2,776.17
  4. Step 4: Simplify right side
    4,627.60x = 19,236,229.37
  5. Step 5: Solve for x
    x = 19,236,229.37/4,627.60
  6. Step 6: Final answer
    x = 4,156.85

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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.