Home / 11,986.04-16,541.14-6,681.34

Finding the Fourth Proportional to 11,986.04, 16,541.14 and 6,681.34

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Solution

The fourth proportional to 11,986.04, 16,541.14 and 6,681.34 is: 9,220.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,986.04 : 16,541.14 = 6,681.34 : x
  2. Step 2: Convert to fraction form
    11,986.04/16,541.14 = 6,681.34/x
  3. Step 3: Cross multiply
    11,986.04x = 16,541.14 × 6,681.34
  4. Step 4: Simplify right side
    11,986.04x = 110,516,980.33
  5. Step 5: Solve for x
    x = 110,516,980.33/11,986.04
  6. Step 6: Final answer
    x = 9,220.47

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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.