Home / 10,745.46-14,828.47-6,269.40

Finding the Fourth Proportional to 10,745.46, 14,828.47 and 6,269.40

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Solution

The fourth proportional to 10,745.46, 14,828.47 and 6,269.40 is: 8,651.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,745.46 : 14,828.47 = 6,269.40 : x
  2. Step 2: Convert to fraction form
    10,745.46/14,828.47 = 6,269.40/x
  3. Step 3: Cross multiply
    10,745.46x = 14,828.47 × 6,269.40
  4. Step 4: Simplify right side
    10,745.46x = 92,965,594.14
  5. Step 5: Solve for x
    x = 92,965,594.14/10,745.46
  6. Step 6: Final answer
    x = 8,651.62

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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.