Home / 4,355.73-6,528.72-1,886.85

Finding the Fourth Proportional to 4,355.73, 6,528.72 and 1,886.85

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Solution

The fourth proportional to 4,355.73, 6,528.72 and 1,886.85 is: 2,828.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,355.73 : 6,528.72 = 1,886.85 : x
  2. Step 2: Convert to fraction form
    4,355.73/6,528.72 = 1,886.85/x
  3. Step 3: Cross multiply
    4,355.73x = 6,528.72 × 1,886.85
  4. Step 4: Simplify right side
    4,355.73x = 12,318,715.33
  5. Step 5: Solve for x
    x = 12,318,715.33/4,355.73
  6. Step 6: Final answer
    x = 2,828.16

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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.