Home / 5,147.09-7,108.02-4,396.67

Finding the Fourth Proportional to 5,147.09, 7,108.02 and 4,396.67

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Solution

The fourth proportional to 5,147.09, 7,108.02 and 4,396.67 is: 6,071.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,147.09 : 7,108.02 = 4,396.67 : x
  2. Step 2: Convert to fraction form
    5,147.09/7,108.02 = 4,396.67/x
  3. Step 3: Cross multiply
    5,147.09x = 7,108.02 × 4,396.67
  4. Step 4: Simplify right side
    5,147.09x = 31,251,582.75
  5. Step 5: Solve for x
    x = 31,251,582.75/5,147.09
  6. Step 6: Final answer
    x = 6,071.71

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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.