Home / 3,510.56-5,267.76-2,969.12

Finding the Fourth Proportional to 3,510.56, 5,267.76 and 2,969.12

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Solution

The fourth proportional to 3,510.56, 5,267.76 and 2,969.12 is: 4,455.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510.56 : 5,267.76 = 2,969.12 : x
  2. Step 2: Convert to fraction form
    3,510.56/5,267.76 = 2,969.12/x
  3. Step 3: Cross multiply
    3,510.56x = 5,267.76 × 2,969.12
  4. Step 4: Simplify right side
    3,510.56x = 15,640,611.57
  5. Step 5: Solve for x
    x = 15,640,611.57/3,510.56
  6. Step 6: Final answer
    x = 4,455.30

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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.