Home / 3,475.96-5,212.65-1,135.42

Finding the Fourth Proportional to 3,475.96, 5,212.65 and 1,135.42

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Solution

The fourth proportional to 3,475.96, 5,212.65 and 1,135.42 is: 1,702.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,475.96 : 5,212.65 = 1,135.42 : x
  2. Step 2: Convert to fraction form
    3,475.96/5,212.65 = 1,135.42/x
  3. Step 3: Cross multiply
    3,475.96x = 5,212.65 × 1,135.42
  4. Step 4: Simplify right side
    3,475.96x = 5,918,547.06
  5. Step 5: Solve for x
    x = 5,918,547.06/3,475.96
  6. Step 6: Final answer
    x = 1,702.71

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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.