Home / 4,869.64-7,305.48-1,582.47

Finding the Fourth Proportional to 4,869.64, 7,305.48 and 1,582.47

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Solution

The fourth proportional to 4,869.64, 7,305.48 and 1,582.47 is: 2,374.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,869.64 : 7,305.48 = 1,582.47 : x
  2. Step 2: Convert to fraction form
    4,869.64/7,305.48 = 1,582.47/x
  3. Step 3: Cross multiply
    4,869.64x = 7,305.48 × 1,582.47
  4. Step 4: Simplify right side
    4,869.64x = 11,560,702.94
  5. Step 5: Solve for x
    x = 11,560,702.94/4,869.64
  6. Step 6: Final answer
    x = 2,374.04

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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.