Home / 3,709.01-5,118.58-2,030.32

Finding the Fourth Proportional to 3,709.01, 5,118.58 and 2,030.32

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Solution

The fourth proportional to 3,709.01, 5,118.58 and 2,030.32 is: 2,801.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709.01 : 5,118.58 = 2,030.32 : x
  2. Step 2: Convert to fraction form
    3,709.01/5,118.58 = 2,030.32/x
  3. Step 3: Cross multiply
    3,709.01x = 5,118.58 × 2,030.32
  4. Step 4: Simplify right side
    3,709.01x = 10,392,355.35
  5. Step 5: Solve for x
    x = 10,392,355.35/3,709.01
  6. Step 6: Final answer
    x = 2,801.92

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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.