Home / 9,355.79-14,036.00-2,781.95

Finding the Fourth Proportional to 9,355.79, 14,036.00 and 2,781.95

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Solution

The fourth proportional to 9,355.79, 14,036.00 and 2,781.95 is: 4,173.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,355.79 : 14,036.00 = 2,781.95 : x
  2. Step 2: Convert to fraction form
    9,355.79/14,036.00 = 2,781.95/x
  3. Step 3: Cross multiply
    9,355.79x = 14,036.00 × 2,781.95
  4. Step 4: Simplify right side
    9,355.79x = 39,047,366.11
  5. Step 5: Solve for x
    x = 39,047,366.11/9,355.79
  6. Step 6: Final answer
    x = 4,173.60

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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.