Home / 3,695.47-5,099.85-2,203.51

Finding the Fourth Proportional to 3,695.47, 5,099.85 and 2,203.51

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Solution

The fourth proportional to 3,695.47, 5,099.85 and 2,203.51 is: 3,040.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,695.47 : 5,099.85 = 2,203.51 : x
  2. Step 2: Convert to fraction form
    3,695.47/5,099.85 = 2,203.51/x
  3. Step 3: Cross multiply
    3,695.47x = 5,099.85 × 2,203.51
  4. Step 4: Simplify right side
    3,695.47x = 11,237,533.96
  5. Step 5: Solve for x
    x = 11,237,533.96/3,695.47
  6. Step 6: Final answer
    x = 3,040.90

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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.