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Finding the Fourth Proportional to 5,285.94, 7,922.97 and 2,510.34

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Solution

The fourth proportional to 5,285.94, 7,922.97 and 2,510.34 is: 3,762.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285.94 : 7,922.97 = 2,510.34 : x
  2. Step 2: Convert to fraction form
    5,285.94/7,922.97 = 2,510.34/x
  3. Step 3: Cross multiply
    5,285.94x = 7,922.97 × 2,510.34
  4. Step 4: Simplify right side
    5,285.94x = 19,889,348.51
  5. Step 5: Solve for x
    x = 19,889,348.51/5,285.94
  6. Step 6: Final answer
    x = 3,762.69

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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.