Home / 3,529.30-4,870.47-2,203.77

Finding the Fourth Proportional to 3,529.30, 4,870.47 and 2,203.77

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Solution

The fourth proportional to 3,529.30, 4,870.47 and 2,203.77 is: 3,041.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.30 : 4,870.47 = 2,203.77 : x
  2. Step 2: Convert to fraction form
    3,529.30/4,870.47 = 2,203.77/x
  3. Step 3: Cross multiply
    3,529.30x = 4,870.47 × 2,203.77
  4. Step 4: Simplify right side
    3,529.30x = 10,733,419.00
  5. Step 5: Solve for x
    x = 10,733,419.00/3,529.30
  6. Step 6: Final answer
    x = 3,041.23

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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.