Home / 7,010.24-10,530.62-4,238.21

Finding the Fourth Proportional to 7,010.24, 10,530.62 and 4,238.21

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Solution

The fourth proportional to 7,010.24, 10,530.62 and 4,238.21 is: 6,366.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,010.24 : 10,530.62 = 4,238.21 : x
  2. Step 2: Convert to fraction form
    7,010.24/10,530.62 = 4,238.21/x
  3. Step 3: Cross multiply
    7,010.24x = 10,530.62 × 4,238.21
  4. Step 4: Simplify right side
    7,010.24x = 44,631,015.91
  5. Step 5: Solve for x
    x = 44,631,015.91/7,010.24
  6. Step 6: Final answer
    x = 6,366.55

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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.