Home / 3,402.93-4,696.40-1,910.76

Finding the Fourth Proportional to 3,402.93, 4,696.40 and 1,910.76

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Solution

The fourth proportional to 3,402.93, 4,696.40 and 1,910.76 is: 2,637.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402.93 : 4,696.40 = 1,910.76 : x
  2. Step 2: Convert to fraction form
    3,402.93/4,696.40 = 1,910.76/x
  3. Step 3: Cross multiply
    3,402.93x = 4,696.40 × 1,910.76
  4. Step 4: Simplify right side
    3,402.93x = 8,973,693.26
  5. Step 5: Solve for x
    x = 8,973,693.26/3,402.93
  6. Step 6: Final answer
    x = 2,637.05

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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.