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Finding the Fourth Proportional to 9,607.36, 14,430.48 and 5,719.36

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Solution

The fourth proportional to 9,607.36, 14,430.48 and 5,719.36 is: 8,590.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,607.36 : 14,430.48 = 5,719.36 : x
  2. Step 2: Convert to fraction form
    9,607.36/14,430.48 = 5,719.36/x
  3. Step 3: Cross multiply
    9,607.36x = 14,430.48 × 5,719.36
  4. Step 4: Simplify right side
    9,607.36x = 82,533,110.09
  5. Step 5: Solve for x
    x = 82,533,110.09/9,607.36
  6. Step 6: Final answer
    x = 8,590.61

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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.