Home / 6,246.98-8,609.55-5,530.22

Finding the Fourth Proportional to 6,246.98, 8,609.55 and 5,530.22

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Solution

The fourth proportional to 6,246.98, 8,609.55 and 5,530.22 is: 7,621.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,246.98 : 8,609.55 = 5,530.22 : x
  2. Step 2: Convert to fraction form
    6,246.98/8,609.55 = 5,530.22/x
  3. Step 3: Cross multiply
    6,246.98x = 8,609.55 × 5,530.22
  4. Step 4: Simplify right side
    6,246.98x = 47,612,705.60
  5. Step 5: Solve for x
    x = 47,612,705.60/6,246.98
  6. Step 6: Final answer
    x = 7,621.72

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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.