Home / 4,472.77-6,705.35-1,972.08

Finding the Fourth Proportional to 4,472.77, 6,705.35 and 1,972.08

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Solution

The fourth proportional to 4,472.77, 6,705.35 and 1,972.08 is: 2,956.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,472.77 : 6,705.35 = 1,972.08 : x
  2. Step 2: Convert to fraction form
    4,472.77/6,705.35 = 1,972.08/x
  3. Step 3: Cross multiply
    4,472.77x = 6,705.35 × 1,972.08
  4. Step 4: Simplify right side
    4,472.77x = 13,223,486.63
  5. Step 5: Solve for x
    x = 13,223,486.63/4,472.77
  6. Step 6: Final answer
    x = 2,956.44

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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.