Home / 4,830.38-7,242.90-1,497.70

Finding the Fourth Proportional to 4,830.38, 7,242.90 and 1,497.70

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Solution

The fourth proportional to 4,830.38, 7,242.90 and 1,497.70 is: 2,245.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830.38 : 7,242.90 = 1,497.70 : x
  2. Step 2: Convert to fraction form
    4,830.38/7,242.90 = 1,497.70/x
  3. Step 3: Cross multiply
    4,830.38x = 7,242.90 × 1,497.70
  4. Step 4: Simplify right side
    4,830.38x = 10,847,673.22
  5. Step 5: Solve for x
    x = 10,847,673.22/4,830.38
  6. Step 6: Final answer
    x = 2,245.72

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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.