Home / 4,416.09-6,624.07-1,129.16

Finding the Fourth Proportional to 4,416.09, 6,624.07 and 1,129.16

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Solution

The fourth proportional to 4,416.09, 6,624.07 and 1,129.16 is: 1,693.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,416.09 : 6,624.07 = 1,129.16 : x
  2. Step 2: Convert to fraction form
    4,416.09/6,624.07 = 1,129.16/x
  3. Step 3: Cross multiply
    4,416.09x = 6,624.07 × 1,129.16
  4. Step 4: Simplify right side
    4,416.09x = 7,479,598.94
  5. Step 5: Solve for x
    x = 7,479,598.94/4,416.09
  6. Step 6: Final answer
    x = 1,693.72

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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.