Home / 2,567.36-3,541.26-1,572.20

Finding the Fourth Proportional to 2,567.36, 3,541.26 and 1,572.20

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Solution

The fourth proportional to 2,567.36, 3,541.26 and 1,572.20 is: 2,168.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,567.36 : 3,541.26 = 1,572.20 : x
  2. Step 2: Convert to fraction form
    2,567.36/3,541.26 = 1,572.20/x
  3. Step 3: Cross multiply
    2,567.36x = 3,541.26 × 1,572.20
  4. Step 4: Simplify right side
    2,567.36x = 5,567,568.97
  5. Step 5: Solve for x
    x = 5,567,568.97/2,567.36
  6. Step 6: Final answer
    x = 2,168.60

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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.