Home / 11,320.73-15,623.60-6,285.93

Finding the Fourth Proportional to 11,320.73, 15,623.60 and 6,285.93

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Solution

The fourth proportional to 11,320.73, 15,623.60 and 6,285.93 is: 8,675.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,320.73 : 15,623.60 = 6,285.93 : x
  2. Step 2: Convert to fraction form
    11,320.73/15,623.60 = 6,285.93/x
  3. Step 3: Cross multiply
    11,320.73x = 15,623.60 × 6,285.93
  4. Step 4: Simplify right side
    11,320.73x = 98,208,855.95
  5. Step 5: Solve for x
    x = 98,208,855.95/11,320.73
  6. Step 6: Final answer
    x = 8,675.13

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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.