Home / 9,905.41-14,834.67-8,599.78

Finding the Fourth Proportional to 9,905.41, 14,834.67 and 8,599.78

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Solution

The fourth proportional to 9,905.41, 14,834.67 and 8,599.78 is: 12,879.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,905.41 : 14,834.67 = 8,599.78 : x
  2. Step 2: Convert to fraction form
    9,905.41/14,834.67 = 8,599.78/x
  3. Step 3: Cross multiply
    9,905.41x = 14,834.67 × 8,599.78
  4. Step 4: Simplify right side
    9,905.41x = 127,574,898.37
  5. Step 5: Solve for x
    x = 127,574,898.37/9,905.41
  6. Step 6: Final answer
    x = 12,879.32

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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.