Home / 11,935.46-17,905.12-4,038.45

Finding the Fourth Proportional to 11,935.46, 17,905.12 and 4,038.45

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Solution

The fourth proportional to 11,935.46, 17,905.12 and 4,038.45 is: 6,058.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,935.46 : 17,905.12 = 4,038.45 : x
  2. Step 2: Convert to fraction form
    11,935.46/17,905.12 = 4,038.45/x
  3. Step 3: Cross multiply
    11,935.46x = 17,905.12 × 4,038.45
  4. Step 4: Simplify right side
    11,935.46x = 72,308,931.86
  5. Step 5: Solve for x
    x = 72,308,931.86/11,935.46
  6. Step 6: Final answer
    x = 6,058.33

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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.