Home / 7,190.24-10,784.88-4,417.34

Finding the Fourth Proportional to 7,190.24, 10,784.88 and 4,417.34

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Solution

The fourth proportional to 7,190.24, 10,784.88 and 4,417.34 is: 6,625.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,190.24 : 10,784.88 = 4,417.34 : x
  2. Step 2: Convert to fraction form
    7,190.24/10,784.88 = 4,417.34/x
  3. Step 3: Cross multiply
    7,190.24x = 10,784.88 × 4,417.34
  4. Step 4: Simplify right side
    7,190.24x = 47,640,427.89
  5. Step 5: Solve for x
    x = 47,640,427.89/7,190.24
  6. Step 6: Final answer
    x = 6,625.71

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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.