Home / 7,141.26-10,700.37-4,399.50

Finding the Fourth Proportional to 7,141.26, 10,700.37 and 4,399.50

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Solution

The fourth proportional to 7,141.26, 10,700.37 and 4,399.50 is: 6,592.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,141.26 : 10,700.37 = 4,399.50 : x
  2. Step 2: Convert to fraction form
    7,141.26/10,700.37 = 4,399.50/x
  3. Step 3: Cross multiply
    7,141.26x = 10,700.37 × 4,399.50
  4. Step 4: Simplify right side
    7,141.26x = 47,076,277.82
  5. Step 5: Solve for x
    x = 47,076,277.82/7,141.26
  6. Step 6: Final answer
    x = 6,592.15

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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.