Home / 3,353.69-5,032.35-1,407.26

Finding the Fourth Proportional to 3,353.69, 5,032.35 and 1,407.26

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Solution

The fourth proportional to 3,353.69, 5,032.35 and 1,407.26 is: 2,111.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353.69 : 5,032.35 = 1,407.26 : x
  2. Step 2: Convert to fraction form
    3,353.69/5,032.35 = 1,407.26/x
  3. Step 3: Cross multiply
    3,353.69x = 5,032.35 × 1,407.26
  4. Step 4: Simplify right side
    3,353.69x = 7,081,799.70
  5. Step 5: Solve for x
    x = 7,081,799.70/3,353.69
  6. Step 6: Final answer
    x = 2,111.65

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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.