Home / 12,583.51-17,365.28-6,918.84

Finding the Fourth Proportional to 12,583.51, 17,365.28 and 6,918.84

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Solution

The fourth proportional to 12,583.51, 17,365.28 and 6,918.84 is: 9,548.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,583.51 : 17,365.28 = 6,918.84 : x
  2. Step 2: Convert to fraction form
    12,583.51/17,365.28 = 6,918.84/x
  3. Step 3: Cross multiply
    12,583.51x = 17,365.28 × 6,918.84
  4. Step 4: Simplify right side
    12,583.51x = 120,147,559.28
  5. Step 5: Solve for x
    x = 120,147,559.28/12,583.51
  6. Step 6: Final answer
    x = 9,548.02

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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.