Home / 4,271.02-6,404.98-1,806.03

Finding the Fourth Proportional to 4,271.02, 6,404.98 and 1,806.03

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Solution

The fourth proportional to 4,271.02, 6,404.98 and 1,806.03 is: 2,708.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,271.02 : 6,404.98 = 1,806.03 : x
  2. Step 2: Convert to fraction form
    4,271.02/6,404.98 = 1,806.03/x
  3. Step 3: Cross multiply
    4,271.02x = 6,404.98 × 1,806.03
  4. Step 4: Simplify right side
    4,271.02x = 11,567,581.51
  5. Step 5: Solve for x
    x = 11,567,581.51/4,271.02
  6. Step 6: Final answer
    x = 2,708.39

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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.