Home / 9,619.16-14,415.98-4,938.98

Finding the Fourth Proportional to 9,619.16, 14,415.98 and 4,938.98

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Solution

The fourth proportional to 9,619.16, 14,415.98 and 4,938.98 is: 7,401.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,619.16 : 14,415.98 = 4,938.98 : x
  2. Step 2: Convert to fraction form
    9,619.16/14,415.98 = 4,938.98/x
  3. Step 3: Cross multiply
    9,619.16x = 14,415.98 × 4,938.98
  4. Step 4: Simplify right side
    9,619.16x = 71,200,140.13
  5. Step 5: Solve for x
    x = 71,200,140.13/9,619.16
  6. Step 6: Final answer
    x = 7,401.91

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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.