Home / 9,226.40-13,831.36-4,028.16

Finding the Fourth Proportional to 9,226.40, 13,831.36 and 4,028.16

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Solution

The fourth proportional to 9,226.40, 13,831.36 and 4,028.16 is: 6,038.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,226.40 : 13,831.36 = 4,028.16 : x
  2. Step 2: Convert to fraction form
    9,226.40/13,831.36 = 4,028.16/x
  3. Step 3: Cross multiply
    9,226.40x = 13,831.36 × 4,028.16
  4. Step 4: Simplify right side
    9,226.40x = 55,714,931.10
  5. Step 5: Solve for x
    x = 55,714,931.10/9,226.40
  6. Step 6: Final answer
    x = 6,038.64

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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.