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Finding the Fourth Proportional to 9,803.08, 14,690.58 and 7,601.50

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Solution

The fourth proportional to 9,803.08, 14,690.58 and 7,601.50 is: 11,391.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,803.08 : 14,690.58 = 7,601.50 : x
  2. Step 2: Convert to fraction form
    9,803.08/14,690.58 = 7,601.50/x
  3. Step 3: Cross multiply
    9,803.08x = 14,690.58 × 7,601.50
  4. Step 4: Simplify right side
    9,803.08x = 111,670,443.87
  5. Step 5: Solve for x
    x = 111,670,443.87/9,803.08
  6. Step 6: Final answer
    x = 11,391.36

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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.