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Finding the Fourth Proportional to 4,927.16, 6,800.05 and 2,803.46

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Solution

The fourth proportional to 4,927.16, 6,800.05 and 2,803.46 is: 3,869.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,927.16 : 6,800.05 = 2,803.46 : x
  2. Step 2: Convert to fraction form
    4,927.16/6,800.05 = 2,803.46/x
  3. Step 3: Cross multiply
    4,927.16x = 6,800.05 × 2,803.46
  4. Step 4: Simplify right side
    4,927.16x = 19,063,627.16
  5. Step 5: Solve for x
    x = 19,063,627.16/4,927.16
  6. Step 6: Final answer
    x = 3,869.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.