Home / 7,288.10-10,910.55-4,825.70

Finding the Fourth Proportional to 7,288.10, 10,910.55 and 4,825.70

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Solution

The fourth proportional to 7,288.10, 10,910.55 and 4,825.70 is: 7,224.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288.10 : 10,910.55 = 4,825.70 : x
  2. Step 2: Convert to fraction form
    7,288.10/10,910.55 = 4,825.70/x
  3. Step 3: Cross multiply
    7,288.10x = 10,910.55 × 4,825.70
  4. Step 4: Simplify right side
    7,288.10x = 52,651,041.14
  5. Step 5: Solve for x
    x = 52,651,041.14/7,288.10
  6. Step 6: Final answer
    x = 7,224.25

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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.