Home / 3,410.79-5,117.01-1,852.35

Finding the Fourth Proportional to 3,410.79, 5,117.01 and 1,852.35

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Solution

The fourth proportional to 3,410.79, 5,117.01 and 1,852.35 is: 2,778.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410.79 : 5,117.01 = 1,852.35 : x
  2. Step 2: Convert to fraction form
    3,410.79/5,117.01 = 1,852.35/x
  3. Step 3: Cross multiply
    3,410.79x = 5,117.01 × 1,852.35
  4. Step 4: Simplify right side
    3,410.79x = 9,478,493.47
  5. Step 5: Solve for x
    x = 9,478,493.47/3,410.79
  6. Step 6: Final answer
    x = 2,778.97

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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.