Home / 3,513.21-4,854.65-3,342.37

Finding the Fourth Proportional to 3,513.21, 4,854.65 and 3,342.37

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Solution

The fourth proportional to 3,513.21, 4,854.65 and 3,342.37 is: 4,618.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513.21 : 4,854.65 = 3,342.37 : x
  2. Step 2: Convert to fraction form
    3,513.21/4,854.65 = 3,342.37/x
  3. Step 3: Cross multiply
    3,513.21x = 4,854.65 × 3,342.37
  4. Step 4: Simplify right side
    3,513.21x = 16,226,036.52
  5. Step 5: Solve for x
    x = 16,226,036.52/3,513.21
  6. Step 6: Final answer
    x = 4,618.58

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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.