Home / 2,580.99-3,562.16-1,742.91

Finding the Fourth Proportional to 2,580.99, 3,562.16 and 1,742.91

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Solution

The fourth proportional to 2,580.99, 3,562.16 and 1,742.91 is: 2,405.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580.99 : 3,562.16 = 1,742.91 : x
  2. Step 2: Convert to fraction form
    2,580.99/3,562.16 = 1,742.91/x
  3. Step 3: Cross multiply
    2,580.99x = 3,562.16 × 1,742.91
  4. Step 4: Simplify right side
    2,580.99x = 6,208,515.57
  5. Step 5: Solve for x
    x = 6,208,515.57/2,580.99
  6. Step 6: Final answer
    x = 2,405.48

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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.