Home / 9,619.02-14,428.80-3,045.60

Finding the Fourth Proportional to 9,619.02, 14,428.80 and 3,045.60

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Solution

The fourth proportional to 9,619.02, 14,428.80 and 3,045.60 is: 4,568.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,619.02 : 14,428.80 = 3,045.60 : x
  2. Step 2: Convert to fraction form
    9,619.02/14,428.80 = 3,045.60/x
  3. Step 3: Cross multiply
    9,619.02x = 14,428.80 × 3,045.60
  4. Step 4: Simplify right side
    9,619.02x = 43,944,353.28
  5. Step 5: Solve for x
    x = 43,944,353.28/9,619.02
  6. Step 6: Final answer
    x = 4,568.49

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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.