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Finding the Fourth Proportional to 6,445.98, 8,897.04 and 5,029.29

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Solution

The fourth proportional to 6,445.98, 8,897.04 and 5,029.29 is: 6,941.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,445.98 : 8,897.04 = 5,029.29 : x
  2. Step 2: Convert to fraction form
    6,445.98/8,897.04 = 5,029.29/x
  3. Step 3: Cross multiply
    6,445.98x = 8,897.04 × 5,029.29
  4. Step 4: Simplify right side
    6,445.98x = 44,745,794.30
  5. Step 5: Solve for x
    x = 44,745,794.30/6,445.98
  6. Step 6: Final answer
    x = 6,941.66

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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.