Home / 10,417.26-14,382.78-6,169.68

Finding the Fourth Proportional to 10,417.26, 14,382.78 and 6,169.68

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Solution

The fourth proportional to 10,417.26, 14,382.78 and 6,169.68 is: 8,518.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,417.26 : 14,382.78 = 6,169.68 : x
  2. Step 2: Convert to fraction form
    10,417.26/14,382.78 = 6,169.68/x
  3. Step 3: Cross multiply
    10,417.26x = 14,382.78 × 6,169.68
  4. Step 4: Simplify right side
    10,417.26x = 88,737,150.11
  5. Step 5: Solve for x
    x = 88,737,150.11/10,417.26
  6. Step 6: Final answer
    x = 8,518.28

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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.