Home / 7,472.61-10,309.88-4,241.90

Finding the Fourth Proportional to 7,472.61, 10,309.88 and 4,241.90

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Solution

The fourth proportional to 7,472.61, 10,309.88 and 4,241.90 is: 5,852.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,472.61 : 10,309.88 = 4,241.90 : x
  2. Step 2: Convert to fraction form
    7,472.61/10,309.88 = 4,241.90/x
  3. Step 3: Cross multiply
    7,472.61x = 10,309.88 × 4,241.90
  4. Step 4: Simplify right side
    7,472.61x = 43,733,516.35
  5. Step 5: Solve for x
    x = 43,733,516.35/7,472.61
  6. Step 6: Final answer
    x = 5,852.51

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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.