Home / 9,763.08-13,470.66-5,784

Finding the Fourth Proportional to 9,763.08, 13,470.66 and 5,784

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Solution

The fourth proportional to 9,763.08, 13,470.66 and 5,784 is: 7,980.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,763.08 : 13,470.66 = 5,784 : x
  2. Step 2: Convert to fraction form
    9,763.08/13,470.66 = 5,784/x
  3. Step 3: Cross multiply
    9,763.08x = 13,470.66 × 5,784
  4. Step 4: Simplify right side
    9,763.08x = 77,914,297.44
  5. Step 5: Solve for x
    x = 77,914,297.44/9,763.08
  6. Step 6: Final answer
    x = 7,980.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.