Home / 3,125.75-4,303.69-2,652.66

Finding the Fourth Proportional to 3,125.75, 4,303.69 and 2,652.66

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Solution

The fourth proportional to 3,125.75, 4,303.69 and 2,652.66 is: 3,652.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125.75 : 4,303.69 = 2,652.66 : x
  2. Step 2: Convert to fraction form
    3,125.75/4,303.69 = 2,652.66/x
  3. Step 3: Cross multiply
    3,125.75x = 4,303.69 × 2,652.66
  4. Step 4: Simplify right side
    3,125.75x = 11,416,219.68
  5. Step 5: Solve for x
    x = 11,416,219.68/3,125.75
  6. Step 6: Final answer
    x = 3,652.32

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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.