Home / 5,166.88-7,750.35-2,047.64

Finding the Fourth Proportional to 5,166.88, 7,750.35 and 2,047.64

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Solution

The fourth proportional to 5,166.88, 7,750.35 and 2,047.64 is: 3,071.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,166.88 : 7,750.35 = 2,047.64 : x
  2. Step 2: Convert to fraction form
    5,166.88/7,750.35 = 2,047.64/x
  3. Step 3: Cross multiply
    5,166.88x = 7,750.35 × 2,047.64
  4. Step 4: Simplify right side
    5,166.88x = 15,869,887.92
  5. Step 5: Solve for x
    x = 15,869,887.92/5,166.88
  6. Step 6: Final answer
    x = 3,071.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.