Home / 9,831.44-13,554.12-9,525.68

Finding the Fourth Proportional to 9,831.44, 13,554.12 and 9,525.68

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Solution

The fourth proportional to 9,831.44, 13,554.12 and 9,525.68 is: 13,132.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,831.44 : 13,554.12 = 9,525.68 : x
  2. Step 2: Convert to fraction form
    9,831.44/13,554.12 = 9,525.68/x
  3. Step 3: Cross multiply
    9,831.44x = 13,554.12 × 9,525.68
  4. Step 4: Simplify right side
    9,831.44x = 129,112,209.80
  5. Step 5: Solve for x
    x = 129,112,209.80/9,831.44
  6. Step 6: Final answer
    x = 13,132.58

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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.