Home / 6,969.46-10,455.15-2,586.55

Finding the Fourth Proportional to 6,969.46, 10,455.15 and 2,586.55

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Solution

The fourth proportional to 6,969.46, 10,455.15 and 2,586.55 is: 3,880.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,969.46 : 10,455.15 = 2,586.55 : x
  2. Step 2: Convert to fraction form
    6,969.46/10,455.15 = 2,586.55/x
  3. Step 3: Cross multiply
    6,969.46x = 10,455.15 × 2,586.55
  4. Step 4: Simplify right side
    6,969.46x = 27,042,768.23
  5. Step 5: Solve for x
    x = 27,042,768.23/6,969.46
  6. Step 6: Final answer
    x = 3,880.18

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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.