Home / 4,749.71-6,554.12-2,760.39

Finding the Fourth Proportional to 4,749.71, 6,554.12 and 2,760.39

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Solution

The fourth proportional to 4,749.71, 6,554.12 and 2,760.39 is: 3,809.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,749.71 : 6,554.12 = 2,760.39 : x
  2. Step 2: Convert to fraction form
    4,749.71/6,554.12 = 2,760.39/x
  3. Step 3: Cross multiply
    4,749.71x = 6,554.12 × 2,760.39
  4. Step 4: Simplify right side
    4,749.71x = 18,091,913.50
  5. Step 5: Solve for x
    x = 18,091,913.50/4,749.71
  6. Step 6: Final answer
    x = 3,809.06

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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.