Home / 9,619.02-14,402.45-4,992.30

Finding the Fourth Proportional to 9,619.02, 14,402.45 and 4,992.30

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Solution

The fourth proportional to 9,619.02, 14,402.45 and 4,992.30 is: 7,474.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,619.02 : 14,402.45 = 4,992.30 : x
  2. Step 2: Convert to fraction form
    9,619.02/14,402.45 = 4,992.30/x
  3. Step 3: Cross multiply
    9,619.02x = 14,402.45 × 4,992.30
  4. Step 4: Simplify right side
    9,619.02x = 71,901,326.17
  5. Step 5: Solve for x
    x = 71,901,326.17/9,619.02
  6. Step 6: Final answer
    x = 7,474.91

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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.