Home / 4,908.71-6,774.18-2,670.46

Finding the Fourth Proportional to 4,908.71, 6,774.18 and 2,670.46

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Solution

The fourth proportional to 4,908.71, 6,774.18 and 2,670.46 is: 3,685.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,908.71 : 6,774.18 = 2,670.46 : x
  2. Step 2: Convert to fraction form
    4,908.71/6,774.18 = 2,670.46/x
  3. Step 3: Cross multiply
    4,908.71x = 6,774.18 × 2,670.46
  4. Step 4: Simplify right side
    4,908.71x = 18,090,138.37
  5. Step 5: Solve for x
    x = 18,090,138.37/4,908.71
  6. Step 6: Final answer
    x = 3,685.31

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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.