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Finding the Fourth Proportional to 4,669.98, 7,004.97 and 4,436.40

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Solution

The fourth proportional to 4,669.98, 7,004.97 and 4,436.40 is: 6,654.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,669.98 : 7,004.97 = 4,436.40 : x
  2. Step 2: Convert to fraction form
    4,669.98/7,004.97 = 4,436.40/x
  3. Step 3: Cross multiply
    4,669.98x = 7,004.97 × 4,436.40
  4. Step 4: Simplify right side
    4,669.98x = 31,076,848.91
  5. Step 5: Solve for x
    x = 31,076,848.91/4,669.98
  6. Step 6: Final answer
    x = 6,654.60

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Similar ratio
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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.