Home / 3,621.16-4,999.67-2,741.77

Finding the Fourth Proportional to 3,621.16, 4,999.67 and 2,741.77

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Solution

The fourth proportional to 3,621.16, 4,999.67 and 2,741.77 is: 3,785.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621.16 : 4,999.67 = 2,741.77 : x
  2. Step 2: Convert to fraction form
    3,621.16/4,999.67 = 2,741.77/x
  3. Step 3: Cross multiply
    3,621.16x = 4,999.67 × 2,741.77
  4. Step 4: Simplify right side
    3,621.16x = 13,707,931.51
  5. Step 5: Solve for x
    x = 13,707,931.51/3,621.16
  6. Step 6: Final answer
    x = 3,785.51

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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.