Home / 3,482.92-4,806.40-1,911.04

Finding the Fourth Proportional to 3,482.92, 4,806.40 and 1,911.04

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Solution

The fourth proportional to 3,482.92, 4,806.40 and 1,911.04 is: 2,637.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,482.92 : 4,806.40 = 1,911.04 : x
  2. Step 2: Convert to fraction form
    3,482.92/4,806.40 = 1,911.04/x
  3. Step 3: Cross multiply
    3,482.92x = 4,806.40 × 1,911.04
  4. Step 4: Simplify right side
    3,482.92x = 9,185,222.66
  5. Step 5: Solve for x
    x = 9,185,222.66/3,482.92
  6. Step 6: Final answer
    x = 2,637.22

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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.