Home / 7,511.45-10,365.87-4,526.71

Finding the Fourth Proportional to 7,511.45, 10,365.87 and 4,526.71

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Solution

The fourth proportional to 7,511.45, 10,365.87 and 4,526.71 is: 6,246.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,511.45 : 10,365.87 = 4,526.71 : x
  2. Step 2: Convert to fraction form
    7,511.45/10,365.87 = 4,526.71/x
  3. Step 3: Cross multiply
    7,511.45x = 10,365.87 × 4,526.71
  4. Step 4: Simplify right side
    7,511.45x = 46,923,229.76
  5. Step 5: Solve for x
    x = 46,923,229.76/7,511.45
  6. Step 6: Final answer
    x = 6,246.90

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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.