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Finding the Fourth Proportional to 5,808.98, 8,702.13 and 4,641.41

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Solution

The fourth proportional to 5,808.98, 8,702.13 and 4,641.41 is: 6,953.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,808.98 : 8,702.13 = 4,641.41 : x
  2. Step 2: Convert to fraction form
    5,808.98/8,702.13 = 4,641.41/x
  3. Step 3: Cross multiply
    5,808.98x = 8,702.13 × 4,641.41
  4. Step 4: Simplify right side
    5,808.98x = 40,390,153.20
  5. Step 5: Solve for x
    x = 40,390,153.20/5,808.98
  6. Step 6: Final answer
    x = 6,953.05

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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.