Home / 6,018.47-8,302.69-3,894.68

Finding the Fourth Proportional to 6,018.47, 8,302.69 and 3,894.68

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Solution

The fourth proportional to 6,018.47, 8,302.69 and 3,894.68 is: 5,372.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,018.47 : 8,302.69 = 3,894.68 : x
  2. Step 2: Convert to fraction form
    6,018.47/8,302.69 = 3,894.68/x
  3. Step 3: Cross multiply
    6,018.47x = 8,302.69 × 3,894.68
  4. Step 4: Simplify right side
    6,018.47x = 32,336,331.71
  5. Step 5: Solve for x
    x = 32,336,331.71/6,018.47
  6. Step 6: Final answer
    x = 5,372.85

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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.