Home / 4,899.15-7,349.07-2,431.48

Finding the Fourth Proportional to 4,899.15, 7,349.07 and 2,431.48

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Solution

The fourth proportional to 4,899.15, 7,349.07 and 2,431.48 is: 3,647.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,899.15 : 7,349.07 = 2,431.48 : x
  2. Step 2: Convert to fraction form
    4,899.15/7,349.07 = 2,431.48/x
  3. Step 3: Cross multiply
    4,899.15x = 7,349.07 × 2,431.48
  4. Step 4: Simplify right side
    4,899.15x = 17,869,116.72
  5. Step 5: Solve for x
    x = 17,869,116.72/4,899.15
  6. Step 6: Final answer
    x = 3,647.39

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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.