Home / 7,519.60-10,379.28-4,866.94

Finding the Fourth Proportional to 7,519.60, 10,379.28 and 4,866.94

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Solution

The fourth proportional to 7,519.60, 10,379.28 and 4,866.94 is: 6,717.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,519.60 : 10,379.28 = 4,866.94 : x
  2. Step 2: Convert to fraction form
    7,519.60/10,379.28 = 4,866.94/x
  3. Step 3: Cross multiply
    7,519.60x = 10,379.28 × 4,866.94
  4. Step 4: Simplify right side
    7,519.60x = 50,515,333.00
  5. Step 5: Solve for x
    x = 50,515,333.00/7,519.60
  6. Step 6: Final answer
    x = 6,717.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.