Home / 7,059.64-10,589.60-2,378.78

Finding the Fourth Proportional to 7,059.64, 10,589.60 and 2,378.78

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Solution

The fourth proportional to 7,059.64, 10,589.60 and 2,378.78 is: 3,568.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,059.64 : 10,589.60 = 2,378.78 : x
  2. Step 2: Convert to fraction form
    7,059.64/10,589.60 = 2,378.78/x
  3. Step 3: Cross multiply
    7,059.64x = 10,589.60 × 2,378.78
  4. Step 4: Simplify right side
    7,059.64x = 25,190,328.69
  5. Step 5: Solve for x
    x = 25,190,328.69/7,059.64
  6. Step 6: Final answer
    x = 3,568.22

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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.