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Finding the Fourth Proportional to 6,865.99, 10,300.56 and 2,483.45

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Solution

The fourth proportional to 6,865.99, 10,300.56 and 2,483.45 is: 3,725.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,865.99 : 10,300.56 = 2,483.45 : x
  2. Step 2: Convert to fraction form
    6,865.99/10,300.56 = 2,483.45/x
  3. Step 3: Cross multiply
    6,865.99x = 10,300.56 × 2,483.45
  4. Step 4: Simplify right side
    6,865.99x = 25,580,874.23
  5. Step 5: Solve for x
    x = 25,580,874.23/6,865.99
  6. Step 6: Final answer
    x = 3,725.74

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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.