Home / 11,623.55-16,040.52-6,318.35

Finding the Fourth Proportional to 11,623.55, 16,040.52 and 6,318.35

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Solution

The fourth proportional to 11,623.55, 16,040.52 and 6,318.35 is: 8,719.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,623.55 : 16,040.52 = 6,318.35 : x
  2. Step 2: Convert to fraction form
    11,623.55/16,040.52 = 6,318.35/x
  3. Step 3: Cross multiply
    11,623.55x = 16,040.52 × 6,318.35
  4. Step 4: Simplify right side
    11,623.55x = 101,349,599.49
  5. Step 5: Solve for x
    x = 101,349,599.49/11,623.55
  6. Step 6: Final answer
    x = 8,719.34

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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.