Home / 10,246.55-15,368.48-3,226.60

Finding the Fourth Proportional to 10,246.55, 15,368.48 and 3,226.60

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Solution

The fourth proportional to 10,246.55, 15,368.48 and 3,226.60 is: 4,839.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,246.55 : 15,368.48 = 3,226.60 : x
  2. Step 2: Convert to fraction form
    10,246.55/15,368.48 = 3,226.60/x
  3. Step 3: Cross multiply
    10,246.55x = 15,368.48 × 3,226.60
  4. Step 4: Simplify right side
    10,246.55x = 49,587,937.57
  5. Step 5: Solve for x
    x = 49,587,937.57/10,246.55
  6. Step 6: Final answer
    x = 4,839.48

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1.5x scale

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.