Home / 3,011.26-4,157.34-1,893.16

Finding the Fourth Proportional to 3,011.26, 4,157.34 and 1,893.16

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Solution

The fourth proportional to 3,011.26, 4,157.34 and 1,893.16 is: 2,613.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011.26 : 4,157.34 = 1,893.16 : x
  2. Step 2: Convert to fraction form
    3,011.26/4,157.34 = 1,893.16/x
  3. Step 3: Cross multiply
    3,011.26x = 4,157.34 × 1,893.16
  4. Step 4: Simplify right side
    3,011.26x = 7,870,509.79
  5. Step 5: Solve for x
    x = 7,870,509.79/3,011.26
  6. Step 6: Final answer
    x = 2,613.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.