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Finding the Fourth Proportional to 7,062.75, 10,594.73 and 1,868.63

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Solution

The fourth proportional to 7,062.75, 10,594.73 and 1,868.63 is: 2,803.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,062.75 : 10,594.73 = 1,868.63 : x
  2. Step 2: Convert to fraction form
    7,062.75/10,594.73 = 1,868.63/x
  3. Step 3: Cross multiply
    7,062.75x = 10,594.73 × 1,868.63
  4. Step 4: Simplify right side
    7,062.75x = 19,797,582.02
  5. Step 5: Solve for x
    x = 19,797,582.02/7,062.75
  6. Step 6: Final answer
    x = 2,803.10

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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.