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Finding the Fourth Proportional to 9,661.70, 14,492.27 and 3,088.28

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Solution

The fourth proportional to 9,661.70, 14,492.27 and 3,088.28 is: 4,632.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,661.70 : 14,492.27 = 3,088.28 : x
  2. Step 2: Convert to fraction form
    9,661.70/14,492.27 = 3,088.28/x
  3. Step 3: Cross multiply
    9,661.70x = 14,492.27 × 3,088.28
  4. Step 4: Simplify right side
    9,661.70x = 44,756,122.85
  5. Step 5: Solve for x
    x = 44,756,122.85/9,661.70
  6. Step 6: Final answer
    x = 4,632.33

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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.