Home / 7,972.50-11,954.76-4,641.84

Finding the Fourth Proportional to 7,972.50, 11,954.76 and 4,641.84

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Solution

The fourth proportional to 7,972.50, 11,954.76 and 4,641.84 is: 6,960.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,972.50 : 11,954.76 = 4,641.84 : x
  2. Step 2: Convert to fraction form
    7,972.50/11,954.76 = 4,641.84/x
  3. Step 3: Cross multiply
    7,972.50x = 11,954.76 × 4,641.84
  4. Step 4: Simplify right side
    7,972.50x = 55,492,155.35
  5. Step 5: Solve for x
    x = 55,492,155.35/7,972.50
  6. Step 6: Final answer
    x = 6,960.45

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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.