Home / 5,325.78-7,349.61-3,088.99

Finding the Fourth Proportional to 5,325.78, 7,349.61 and 3,088.99

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Solution

The fourth proportional to 5,325.78, 7,349.61 and 3,088.99 is: 4,262.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,325.78 : 7,349.61 = 3,088.99 : x
  2. Step 2: Convert to fraction form
    5,325.78/7,349.61 = 3,088.99/x
  3. Step 3: Cross multiply
    5,325.78x = 7,349.61 × 3,088.99
  4. Step 4: Simplify right side
    5,325.78x = 22,702,833.85
  5. Step 5: Solve for x
    x = 22,702,833.85/5,325.78
  6. Step 6: Final answer
    x = 4,262.82

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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.