Home / 9,273.58-13,916.04-5,111.80

Finding the Fourth Proportional to 9,273.58, 13,916.04 and 5,111.80

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Solution

The fourth proportional to 9,273.58, 13,916.04 and 5,111.80 is: 7,670.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,273.58 : 13,916.04 = 5,111.80 : x
  2. Step 2: Convert to fraction form
    9,273.58/13,916.04 = 5,111.80/x
  3. Step 3: Cross multiply
    9,273.58x = 13,916.04 × 5,111.80
  4. Step 4: Simplify right side
    9,273.58x = 71,136,013.27
  5. Step 5: Solve for x
    x = 71,136,013.27/9,273.58
  6. Step 6: Final answer
    x = 7,670.83

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1.5x scale

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.