Home / 9,219.41-13,831.55-4,835.69

Finding the Fourth Proportional to 9,219.41, 13,831.55 and 4,835.69

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Solution

The fourth proportional to 9,219.41, 13,831.55 and 4,835.69 is: 7,254.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,219.41 : 13,831.55 = 4,835.69 : x
  2. Step 2: Convert to fraction form
    9,219.41/13,831.55 = 4,835.69/x
  3. Step 3: Cross multiply
    9,219.41x = 13,831.55 × 4,835.69
  4. Step 4: Simplify right side
    9,219.41x = 66,885,088.02
  5. Step 5: Solve for x
    x = 66,885,088.02/9,219.41
  6. Step 6: Final answer
    x = 7,254.81

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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.