Home / 6,238.40-9,358.08-1,855.52

Finding the Fourth Proportional to 6,238.40, 9,358.08 and 1,855.52

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Solution

The fourth proportional to 6,238.40, 9,358.08 and 1,855.52 is: 2,783.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,238.40 : 9,358.08 = 1,855.52 : x
  2. Step 2: Convert to fraction form
    6,238.40/9,358.08 = 1,855.52/x
  3. Step 3: Cross multiply
    6,238.40x = 9,358.08 × 1,855.52
  4. Step 4: Simplify right side
    6,238.40x = 17,364,104.60
  5. Step 5: Solve for x
    x = 17,364,104.60/6,238.40
  6. Step 6: Final answer
    x = 2,783.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.