Home / 9,442.40-14,164.30-2,869.12

Finding the Fourth Proportional to 9,442.40, 14,164.30 and 2,869.12

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Solution

The fourth proportional to 9,442.40, 14,164.30 and 2,869.12 is: 4,303.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,442.40 : 14,164.30 = 2,869.12 : x
  2. Step 2: Convert to fraction form
    9,442.40/14,164.30 = 2,869.12/x
  3. Step 3: Cross multiply
    9,442.40x = 14,164.30 × 2,869.12
  4. Step 4: Simplify right side
    9,442.40x = 40,639,076.42
  5. Step 5: Solve for x
    x = 40,639,076.42/9,442.40
  6. Step 6: Final answer
    x = 4,303.89

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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.