Home / 9,619.60-14,426.70-3,047.80

Finding the Fourth Proportional to 9,619.60, 14,426.70 and 3,047.80

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Solution

The fourth proportional to 9,619.60, 14,426.70 and 3,047.80 is: 4,570.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,619.60 : 14,426.70 = 3,047.80 : x
  2. Step 2: Convert to fraction form
    9,619.60/14,426.70 = 3,047.80/x
  3. Step 3: Cross multiply
    9,619.60x = 14,426.70 × 3,047.80
  4. Step 4: Simplify right side
    9,619.60x = 43,969,696.26
  5. Step 5: Solve for x
    x = 43,969,696.26/9,619.60
  6. Step 6: Final answer
    x = 4,570.84

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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.