Home / 9,480.77-14,222.06-2,905.80

Finding the Fourth Proportional to 9,480.77, 14,222.06 and 2,905.80

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Solution

The fourth proportional to 9,480.77, 14,222.06 and 2,905.80 is: 4,358.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,480.77 : 14,222.06 = 2,905.80 : x
  2. Step 2: Convert to fraction form
    9,480.77/14,222.06 = 2,905.80/x
  3. Step 3: Cross multiply
    9,480.77x = 14,222.06 × 2,905.80
  4. Step 4: Simplify right side
    9,480.77x = 41,326,461.95
  5. Step 5: Solve for x
    x = 41,326,461.95/9,480.77
  6. Step 6: Final answer
    x = 4,358.98

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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.