Home / 2,587.24-3,570.78-1,749.16

Finding the Fourth Proportional to 2,587.24, 3,570.78 and 1,749.16

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Solution

The fourth proportional to 2,587.24, 3,570.78 and 1,749.16 is: 2,414.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587.24 : 3,570.78 = 1,749.16 : x
  2. Step 2: Convert to fraction form
    2,587.24/3,570.78 = 1,749.16/x
  3. Step 3: Cross multiply
    2,587.24x = 3,570.78 × 1,749.16
  4. Step 4: Simplify right side
    2,587.24x = 6,245,865.54
  5. Step 5: Solve for x
    x = 6,245,865.54/2,587.24
  6. Step 6: Final answer
    x = 2,414.10

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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.