Home / 11,277.56-16,904.88-4,707.32

Finding the Fourth Proportional to 11,277.56, 16,904.88 and 4,707.32

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Solution

The fourth proportional to 11,277.56, 16,904.88 and 4,707.32 is: 7,056.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,277.56 : 16,904.88 = 4,707.32 : x
  2. Step 2: Convert to fraction form
    11,277.56/16,904.88 = 4,707.32/x
  3. Step 3: Cross multiply
    11,277.56x = 16,904.88 × 4,707.32
  4. Step 4: Simplify right side
    11,277.56x = 79,576,679.72
  5. Step 5: Solve for x
    x = 79,576,679.72/11,277.56
  6. Step 6: Final answer
    x = 7,056.20

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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.