Home / 7,284.06-10,940.81-4,367.90

Finding the Fourth Proportional to 7,284.06, 10,940.81 and 4,367.90

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Solution

The fourth proportional to 7,284.06, 10,940.81 and 4,367.90 is: 6,560.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284.06 : 10,940.81 = 4,367.90 : x
  2. Step 2: Convert to fraction form
    7,284.06/10,940.81 = 4,367.90/x
  3. Step 3: Cross multiply
    7,284.06x = 10,940.81 × 4,367.90
  4. Step 4: Simplify right side
    7,284.06x = 47,788,364.00
  5. Step 5: Solve for x
    x = 47,788,364.00/7,284.06
  6. Step 6: Final answer
    x = 6,560.68

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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.