Home / 2,402.06-3,313.91-1,406.97

Finding the Fourth Proportional to 2,402.06, 3,313.91 and 1,406.97

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Solution

The fourth proportional to 2,402.06, 3,313.91 and 1,406.97 is: 1,941.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,402.06 : 3,313.91 = 1,406.97 : x
  2. Step 2: Convert to fraction form
    2,402.06/3,313.91 = 1,406.97/x
  3. Step 3: Cross multiply
    2,402.06x = 3,313.91 × 1,406.97
  4. Step 4: Simplify right side
    2,402.06x = 4,662,575.47
  5. Step 5: Solve for x
    x = 4,662,575.47/2,402.06
  6. Step 6: Final answer
    x = 1,941.08

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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.