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Finding the Fourth Proportional to 7,469.16, 10,303.16 and 4,669.80

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Solution

The fourth proportional to 7,469.16, 10,303.16 and 4,669.80 is: 6,441.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,469.16 : 10,303.16 = 4,669.80 : x
  2. Step 2: Convert to fraction form
    7,469.16/10,303.16 = 4,669.80/x
  3. Step 3: Cross multiply
    7,469.16x = 10,303.16 × 4,669.80
  4. Step 4: Simplify right side
    7,469.16x = 48,113,673.22
  5. Step 5: Solve for x
    x = 48,113,673.22/7,469.16
  6. Step 6: Final answer
    x = 6,441.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.