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Finding the Fourth Proportional to 8,510.73, 11,745.54 and 4,975.08

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Solution

The fourth proportional to 8,510.73, 11,745.54 and 4,975.08 is: 6,866.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,510.73 : 11,745.54 = 4,975.08 : x
  2. Step 2: Convert to fraction form
    8,510.73/11,745.54 = 4,975.08/x
  3. Step 3: Cross multiply
    8,510.73x = 11,745.54 × 4,975.08
  4. Step 4: Simplify right side
    8,510.73x = 58,435,001.14
  5. Step 5: Solve for x
    x = 58,435,001.14/8,510.73
  6. Step 6: Final answer
    x = 6,866.04

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1.5x scale

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.