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Finding the Fourth Proportional to 9,762.06, 13,473.63 and 6,619.26

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Solution

The fourth proportional to 9,762.06, 13,473.63 and 6,619.26 is: 9,135.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,762.06 : 13,473.63 = 6,619.26 : x
  2. Step 2: Convert to fraction form
    9,762.06/13,473.63 = 6,619.26/x
  3. Step 3: Cross multiply
    9,762.06x = 13,473.63 × 6,619.26
  4. Step 4: Simplify right side
    9,762.06x = 89,185,460.11
  5. Step 5: Solve for x
    x = 89,185,460.11/9,762.06
  6. Step 6: Final answer
    x = 9,135.93

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1.5x scale

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.