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Finding the Fourth Proportional to 9,706.36, 14,545.12 and 5,020.12

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Solution

The fourth proportional to 9,706.36, 14,545.12 and 5,020.12 is: 7,522.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,706.36 : 14,545.12 = 5,020.12 : x
  2. Step 2: Convert to fraction form
    9,706.36/14,545.12 = 5,020.12/x
  3. Step 3: Cross multiply
    9,706.36x = 14,545.12 × 5,020.12
  4. Step 4: Simplify right side
    9,706.36x = 73,018,247.81
  5. Step 5: Solve for x
    x = 73,018,247.81/9,706.36
  6. Step 6: Final answer
    x = 7,522.72

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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.