Home / 2,611.04-3,918.65-1,826.01

Finding the Fourth Proportional to 2,611.04, 3,918.65 and 1,826.01

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Solution

The fourth proportional to 2,611.04, 3,918.65 and 1,826.01 is: 2,740.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,611.04 : 3,918.65 = 1,826.01 : x
  2. Step 2: Convert to fraction form
    2,611.04/3,918.65 = 1,826.01/x
  3. Step 3: Cross multiply
    2,611.04x = 3,918.65 × 1,826.01
  4. Step 4: Simplify right side
    2,611.04x = 7,155,484.96
  5. Step 5: Solve for x
    x = 7,155,484.96/2,611.04
  6. Step 6: Final answer
    x = 2,740.48

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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.