Home / 4,916.52-6,785.10-2,820.96

Finding the Fourth Proportional to 4,916.52, 6,785.10 and 2,820.96

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Solution

The fourth proportional to 4,916.52, 6,785.10 and 2,820.96 is: 3,893.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,916.52 : 6,785.10 = 2,820.96 : x
  2. Step 2: Convert to fraction form
    4,916.52/6,785.10 = 2,820.96/x
  3. Step 3: Cross multiply
    4,916.52x = 6,785.10 × 2,820.96
  4. Step 4: Simplify right side
    4,916.52x = 19,140,495.70
  5. Step 5: Solve for x
    x = 19,140,495.70/4,916.52
  6. Step 6: Final answer
    x = 3,893.10

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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.