Home / 6,271.56-8,654.58-3,619.35

Finding the Fourth Proportional to 6,271.56, 8,654.58 and 3,619.35

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Solution

The fourth proportional to 6,271.56, 8,654.58 and 3,619.35 is: 4,994.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,271.56 : 8,654.58 = 3,619.35 : x
  2. Step 2: Convert to fraction form
    6,271.56/8,654.58 = 3,619.35/x
  3. Step 3: Cross multiply
    6,271.56x = 8,654.58 × 3,619.35
  4. Step 4: Simplify right side
    6,271.56x = 31,323,954.12
  5. Step 5: Solve for x
    x = 31,323,954.12/6,271.56
  6. Step 6: Final answer
    x = 4,994.60

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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.