Home / 2,354.67-3,246.48-1,513.98

Finding the Fourth Proportional to 2,354.67, 3,246.48 and 1,513.98

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Solution

The fourth proportional to 2,354.67, 3,246.48 and 1,513.98 is: 2,087.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,354.67 : 3,246.48 = 1,513.98 : x
  2. Step 2: Convert to fraction form
    2,354.67/3,246.48 = 1,513.98/x
  3. Step 3: Cross multiply
    2,354.67x = 3,246.48 × 1,513.98
  4. Step 4: Simplify right side
    2,354.67x = 4,915,105.79
  5. Step 5: Solve for x
    x = 4,915,105.79/2,354.67
  6. Step 6: Final answer
    x = 2,087.39

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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.