Home / 7,284.20-10,934.40-4,003.70

Finding the Fourth Proportional to 7,284.20, 10,934.40 and 4,003.70

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Solution

The fourth proportional to 7,284.20, 10,934.40 and 4,003.70 is: 6,010.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284.20 : 10,934.40 = 4,003.70 : x
  2. Step 2: Convert to fraction form
    7,284.20/10,934.40 = 4,003.70/x
  3. Step 3: Cross multiply
    7,284.20x = 10,934.40 × 4,003.70
  4. Step 4: Simplify right side
    7,284.20x = 43,778,057.28
  5. Step 5: Solve for x
    x = 43,778,057.28/7,284.20
  6. Step 6: Final answer
    x = 6,010.00

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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.