Home / 11,659.56-16,090.52-6,623.46

Finding the Fourth Proportional to 11,659.56, 16,090.52 and 6,623.46

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Solution

The fourth proportional to 11,659.56, 16,090.52 and 6,623.46 is: 9,140.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,659.56 : 16,090.52 = 6,623.46 : x
  2. Step 2: Convert to fraction form
    11,659.56/16,090.52 = 6,623.46/x
  3. Step 3: Cross multiply
    11,659.56x = 16,090.52 × 6,623.46
  4. Step 4: Simplify right side
    11,659.56x = 106,574,915.60
  5. Step 5: Solve for x
    x = 106,574,915.60/11,659.56
  6. Step 6: Final answer
    x = 9,140.56

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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.