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Finding the Fourth Proportional to 7,264.63, 10,895.55 and 2,822.29

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Solution

The fourth proportional to 7,264.63, 10,895.55 and 2,822.29 is: 4,232.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,264.63 : 10,895.55 = 2,822.29 : x
  2. Step 2: Convert to fraction form
    7,264.63/10,895.55 = 2,822.29/x
  3. Step 3: Cross multiply
    7,264.63x = 10,895.55 × 2,822.29
  4. Step 4: Simplify right side
    7,264.63x = 30,750,401.81
  5. Step 5: Solve for x
    x = 30,750,401.81/7,264.63
  6. Step 6: Final answer
    x = 4,232.89

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1.5x scale

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.