Home / 4,840.40-7,246.20-2,896.40

Finding the Fourth Proportional to 4,840.40, 7,246.20 and 2,896.40

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Solution

The fourth proportional to 4,840.40, 7,246.20 and 2,896.40 is: 4,335.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,840.40 : 7,246.20 = 2,896.40 : x
  2. Step 2: Convert to fraction form
    4,840.40/7,246.20 = 2,896.40/x
  3. Step 3: Cross multiply
    4,840.40x = 7,246.20 × 2,896.40
  4. Step 4: Simplify right side
    4,840.40x = 20,987,893.68
  5. Step 5: Solve for x
    x = 20,987,893.68/4,840.40
  6. Step 6: Final answer
    x = 4,335.98

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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.