Home / 7,972.84-11,001.32-4,569.36

Finding the Fourth Proportional to 7,972.84, 11,001.32 and 4,569.36

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Solution

The fourth proportional to 7,972.84, 11,001.32 and 4,569.36 is: 6,305.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,972.84 : 11,001.32 = 4,569.36 : x
  2. Step 2: Convert to fraction form
    7,972.84/11,001.32 = 4,569.36/x
  3. Step 3: Cross multiply
    7,972.84x = 11,001.32 × 4,569.36
  4. Step 4: Simplify right side
    7,972.84x = 50,268,991.56
  5. Step 5: Solve for x
    x = 50,268,991.56/7,972.84
  6. Step 6: Final answer
    x = 6,305.03

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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.