Home / 4,785.32-6,607.68-4,540.70

Finding the Fourth Proportional to 4,785.32, 6,607.68 and 4,540.70

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Solution

The fourth proportional to 4,785.32, 6,607.68 and 4,540.70 is: 6,269.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.32 : 6,607.68 = 4,540.70 : x
  2. Step 2: Convert to fraction form
    4,785.32/6,607.68 = 4,540.70/x
  3. Step 3: Cross multiply
    4,785.32x = 6,607.68 × 4,540.70
  4. Step 4: Simplify right side
    4,785.32x = 30,003,492.58
  5. Step 5: Solve for x
    x = 30,003,492.58/4,785.32
  6. Step 6: Final answer
    x = 6,269.90

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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.