Home / 9,436.85-14,156.97-3,887.16

Finding the Fourth Proportional to 9,436.85, 14,156.97 and 3,887.16

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Solution

The fourth proportional to 9,436.85, 14,156.97 and 3,887.16 is: 5,831.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,436.85 : 14,156.97 = 3,887.16 : x
  2. Step 2: Convert to fraction form
    9,436.85/14,156.97 = 3,887.16/x
  3. Step 3: Cross multiply
    9,436.85x = 14,156.97 × 3,887.16
  4. Step 4: Simplify right side
    9,436.85x = 55,030,407.51
  5. Step 5: Solve for x
    x = 55,030,407.51/9,436.85
  6. Step 6: Final answer
    x = 5,831.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.