Home / 3,140.26-4,706.80-1,754.24

Finding the Fourth Proportional to 3,140.26, 4,706.80 and 1,754.24

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Solution

The fourth proportional to 3,140.26, 4,706.80 and 1,754.24 is: 2,629.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140.26 : 4,706.80 = 1,754.24 : x
  2. Step 2: Convert to fraction form
    3,140.26/4,706.80 = 1,754.24/x
  3. Step 3: Cross multiply
    3,140.26x = 4,706.80 × 1,754.24
  4. Step 4: Simplify right side
    3,140.26x = 8,256,828.91
  5. Step 5: Solve for x
    x = 8,256,828.91/3,140.26
  6. Step 6: Final answer
    x = 2,629.35

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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.