Home / 9,353.88-14,022.72-4,420.98

Finding the Fourth Proportional to 9,353.88, 14,022.72 and 4,420.98

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Solution

The fourth proportional to 9,353.88, 14,022.72 and 4,420.98 is: 6,627.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,353.88 : 14,022.72 = 4,420.98 : x
  2. Step 2: Convert to fraction form
    9,353.88/14,022.72 = 4,420.98/x
  3. Step 3: Cross multiply
    9,353.88x = 14,022.72 × 4,420.98
  4. Step 4: Simplify right side
    9,353.88x = 61,994,164.67
  5. Step 5: Solve for x
    x = 61,994,164.67/9,353.88
  6. Step 6: Final answer
    x = 6,627.64

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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.