Home / 7,353.52-11,024.08-3,190.40

Finding the Fourth Proportional to 7,353.52, 11,024.08 and 3,190.40

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Solution

The fourth proportional to 7,353.52, 11,024.08 and 3,190.40 is: 4,782.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,353.52 : 11,024.08 = 3,190.40 : x
  2. Step 2: Convert to fraction form
    7,353.52/11,024.08 = 3,190.40/x
  3. Step 3: Cross multiply
    7,353.52x = 11,024.08 × 3,190.40
  4. Step 4: Simplify right side
    7,353.52x = 35,171,153.76
  5. Step 5: Solve for x
    x = 35,171,153.76/7,353.52
  6. Step 6: Final answer
    x = 4,782.90

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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.