Home / 4,140.72-5,708.07-3,022.92

Finding the Fourth Proportional to 4,140.72, 5,708.07 and 3,022.92

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Solution

The fourth proportional to 4,140.72, 5,708.07 and 3,022.92 is: 4,167.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.72 : 5,708.07 = 3,022.92 : x
  2. Step 2: Convert to fraction form
    4,140.72/5,708.07 = 3,022.92/x
  3. Step 3: Cross multiply
    4,140.72x = 5,708.07 × 3,022.92
  4. Step 4: Simplify right side
    4,140.72x = 17,255,038.96
  5. Step 5: Solve for x
    x = 17,255,038.96/4,140.72
  6. Step 6: Final answer
    x = 4,167.16

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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.