Home / 11,130.93-16,703.24-4,557.15

Finding the Fourth Proportional to 11,130.93, 16,703.24 and 4,557.15

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Solution

The fourth proportional to 11,130.93, 16,703.24 and 4,557.15 is: 6,838.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,130.93 : 16,703.24 = 4,557.15 : x
  2. Step 2: Convert to fraction form
    11,130.93/16,703.24 = 4,557.15/x
  3. Step 3: Cross multiply
    11,130.93x = 16,703.24 × 4,557.15
  4. Step 4: Simplify right side
    11,130.93x = 76,119,147.38
  5. Step 5: Solve for x
    x = 76,119,147.38/11,130.93
  6. Step 6: Final answer
    x = 6,838.53

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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.