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Finding the Fourth Proportional to 5,803.78, 8,010.46 and 4,542.34

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Solution

The fourth proportional to 5,803.78, 8,010.46 and 4,542.34 is: 6,269.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,803.78 : 8,010.46 = 4,542.34 : x
  2. Step 2: Convert to fraction form
    5,803.78/8,010.46 = 4,542.34/x
  3. Step 3: Cross multiply
    5,803.78x = 8,010.46 × 4,542.34
  4. Step 4: Simplify right side
    5,803.78x = 36,386,232.88
  5. Step 5: Solve for x
    x = 36,386,232.88/5,803.78
  6. Step 6: Final answer
    x = 6,269.40

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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.