Home / 7,325.03-10,108.60-3,967.85

Finding the Fourth Proportional to 7,325.03, 10,108.60 and 3,967.85

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Solution

The fourth proportional to 7,325.03, 10,108.60 and 3,967.85 is: 5,475.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,325.03 : 10,108.60 = 3,967.85 : x
  2. Step 2: Convert to fraction form
    7,325.03/10,108.60 = 3,967.85/x
  3. Step 3: Cross multiply
    7,325.03x = 10,108.60 × 3,967.85
  4. Step 4: Simplify right side
    7,325.03x = 40,109,423.86
  5. Step 5: Solve for x
    x = 40,109,423.86/7,325.03
  6. Step 6: Final answer
    x = 5,475.66

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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.