Home / 7,563.20-10,437.39-4,206.15

Finding the Fourth Proportional to 7,563.20, 10,437.39 and 4,206.15

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Solution

The fourth proportional to 7,563.20, 10,437.39 and 4,206.15 is: 5,804.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,563.20 : 10,437.39 = 4,206.15 : x
  2. Step 2: Convert to fraction form
    7,563.20/10,437.39 = 4,206.15/x
  3. Step 3: Cross multiply
    7,563.20x = 10,437.39 × 4,206.15
  4. Step 4: Simplify right side
    7,563.20x = 43,901,227.95
  5. Step 5: Solve for x
    x = 43,901,227.95/7,563.20
  6. Step 6: Final answer
    x = 5,804.59

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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.