Home / 4,569.60-6,855.12-1,972.56

Finding the Fourth Proportional to 4,569.60, 6,855.12 and 1,972.56

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Solution

The fourth proportional to 4,569.60, 6,855.12 and 1,972.56 is: 2,959.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,569.60 : 6,855.12 = 1,972.56 : x
  2. Step 2: Convert to fraction form
    4,569.60/6,855.12 = 1,972.56/x
  3. Step 3: Cross multiply
    4,569.60x = 6,855.12 × 1,972.56
  4. Step 4: Simplify right side
    4,569.60x = 13,522,135.51
  5. Step 5: Solve for x
    x = 13,522,135.51/4,569.60
  6. Step 6: Final answer
    x = 2,959.15

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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.