Home / 3,321.70-4,587.10-2,846.86

Finding the Fourth Proportional to 3,321.70, 4,587.10 and 2,846.86

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Solution

The fourth proportional to 3,321.70, 4,587.10 and 2,846.86 is: 3,931.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321.70 : 4,587.10 = 2,846.86 : x
  2. Step 2: Convert to fraction form
    3,321.70/4,587.10 = 2,846.86/x
  3. Step 3: Cross multiply
    3,321.70x = 4,587.10 × 2,846.86
  4. Step 4: Simplify right side
    3,321.70x = 13,058,831.51
  5. Step 5: Solve for x
    x = 13,058,831.51/3,321.70
  6. Step 6: Final answer
    x = 3,931.37

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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.