Home / 4,706.79-7,062.05-1,785.87

Finding the Fourth Proportional to 4,706.79, 7,062.05 and 1,785.87

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Solution

The fourth proportional to 4,706.79, 7,062.05 and 1,785.87 is: 2,679.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,706.79 : 7,062.05 = 1,785.87 : x
  2. Step 2: Convert to fraction form
    4,706.79/7,062.05 = 1,785.87/x
  3. Step 3: Cross multiply
    4,706.79x = 7,062.05 × 1,785.87
  4. Step 4: Simplify right side
    4,706.79x = 12,611,894.30
  5. Step 5: Solve for x
    x = 12,611,894.30/4,706.79
  6. Step 6: Final answer
    x = 2,679.51

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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.