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Finding the Fourth Proportional to 4,927.74, 6,798.98 and 2,803.29

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Solution

The fourth proportional to 4,927.74, 6,798.98 and 2,803.29 is: 3,867.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,927.74 : 6,798.98 = 2,803.29 : x
  2. Step 2: Convert to fraction form
    4,927.74/6,798.98 = 2,803.29/x
  3. Step 3: Cross multiply
    4,927.74x = 6,798.98 × 2,803.29
  4. Step 4: Simplify right side
    4,927.74x = 19,059,519.65
  5. Step 5: Solve for x
    x = 19,059,519.65/4,927.74
  6. Step 6: Final answer
    x = 3,867.80

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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.