Home / 5,497.78-8,247.48-1,601.68

Finding the Fourth Proportional to 5,497.78, 8,247.48 and 1,601.68

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Solution

The fourth proportional to 5,497.78, 8,247.48 and 1,601.68 is: 2,402.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,497.78 : 8,247.48 = 1,601.68 : x
  2. Step 2: Convert to fraction form
    5,497.78/8,247.48 = 1,601.68/x
  3. Step 3: Cross multiply
    5,497.78x = 8,247.48 × 1,601.68
  4. Step 4: Simplify right side
    5,497.78x = 13,209,823.77
  5. Step 5: Solve for x
    x = 13,209,823.77/5,497.78
  6. Step 6: Final answer
    x = 2,402.76

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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.