Home / 3,538-4,868.04-3,246.40

Finding the Fourth Proportional to 3,538, 4,868.04 and 3,246.40

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Solution

The fourth proportional to 3,538, 4,868.04 and 3,246.40 is: 4,466.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538 : 4,868.04 = 3,246.40 : x
  2. Step 2: Convert to fraction form
    3,538/4,868.04 = 3,246.40/x
  3. Step 3: Cross multiply
    3,538x = 4,868.04 × 3,246.40
  4. Step 4: Simplify right side
    3,538x = 15,803,605.06
  5. Step 5: Solve for x
    x = 15,803,605.06/3,538
  6. Step 6: Final answer
    x = 4,466.82

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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.