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Finding the Fourth Proportional to 7,263.03, 10,895.76 and 2,880.54

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Solution

The fourth proportional to 7,263.03, 10,895.76 and 2,880.54 is: 4,321.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,263.03 : 10,895.76 = 2,880.54 : x
  2. Step 2: Convert to fraction form
    7,263.03/10,895.76 = 2,880.54/x
  3. Step 3: Cross multiply
    7,263.03x = 10,895.76 × 2,880.54
  4. Step 4: Simplify right side
    7,263.03x = 31,385,672.51
  5. Step 5: Solve for x
    x = 31,385,672.51/7,263.03
  6. Step 6: Final answer
    x = 4,321.29

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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.