Home / 4,700.70-7,031.61-4,273.02

Finding the Fourth Proportional to 4,700.70, 7,031.61 and 4,273.02

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Solution

The fourth proportional to 4,700.70, 7,031.61 and 4,273.02 is: 6,391.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,700.70 : 7,031.61 = 4,273.02 : x
  2. Step 2: Convert to fraction form
    4,700.70/7,031.61 = 4,273.02/x
  3. Step 3: Cross multiply
    4,700.70x = 7,031.61 × 4,273.02
  4. Step 4: Simplify right side
    4,700.70x = 30,046,210.16
  5. Step 5: Solve for x
    x = 30,046,210.16/4,700.70
  6. Step 6: Final answer
    x = 6,391.86

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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.