Home / 7,105.55-9,803.57-4,589.10

Finding the Fourth Proportional to 7,105.55, 9,803.57 and 4,589.10

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Solution

The fourth proportional to 7,105.55, 9,803.57 and 4,589.10 is: 6,331.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,105.55 : 9,803.57 = 4,589.10 : x
  2. Step 2: Convert to fraction form
    7,105.55/9,803.57 = 4,589.10/x
  3. Step 3: Cross multiply
    7,105.55x = 9,803.57 × 4,589.10
  4. Step 4: Simplify right side
    7,105.55x = 44,989,540.14
  5. Step 5: Solve for x
    x = 44,989,540.14/7,105.55
  6. Step 6: Final answer
    x = 6,331.61

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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.