Home / 9,617.40-14,356.58-8,895.96

Finding the Fourth Proportional to 9,617.40, 14,356.58 and 8,895.96

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Solution

The fourth proportional to 9,617.40, 14,356.58 and 8,895.96 is: 13,279.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,617.40 : 14,356.58 = 8,895.96 : x
  2. Step 2: Convert to fraction form
    9,617.40/14,356.58 = 8,895.96/x
  3. Step 3: Cross multiply
    9,617.40x = 14,356.58 × 8,895.96
  4. Step 4: Simplify right side
    9,617.40x = 127,715,516.94
  5. Step 5: Solve for x
    x = 127,715,516.94/9,617.40
  6. Step 6: Final answer
    x = 13,279.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.