Home / 4,890.11-6,749.73-4,008.02

Finding the Fourth Proportional to 4,890.11, 6,749.73 and 4,008.02

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Solution

The fourth proportional to 4,890.11, 6,749.73 and 4,008.02 is: 5,532.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890.11 : 6,749.73 = 4,008.02 : x
  2. Step 2: Convert to fraction form
    4,890.11/6,749.73 = 4,008.02/x
  3. Step 3: Cross multiply
    4,890.11x = 6,749.73 × 4,008.02
  4. Step 4: Simplify right side
    4,890.11x = 27,053,019.09
  5. Step 5: Solve for x
    x = 27,053,019.09/4,890.11
  6. Step 6: Final answer
    x = 5,532.20

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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.