Home / 9,701.76-14,548.98-3,126.98

Finding the Fourth Proportional to 9,701.76, 14,548.98 and 3,126.98

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Solution

The fourth proportional to 9,701.76, 14,548.98 and 3,126.98 is: 4,689.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,701.76 : 14,548.98 = 3,126.98 : x
  2. Step 2: Convert to fraction form
    9,701.76/14,548.98 = 3,126.98/x
  3. Step 3: Cross multiply
    9,701.76x = 14,548.98 × 3,126.98
  4. Step 4: Simplify right side
    9,701.76x = 45,494,369.48
  5. Step 5: Solve for x
    x = 45,494,369.48/9,701.76
  6. Step 6: Final answer
    x = 4,689.29

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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.