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Finding the Fourth Proportional to 6,303.48, 9,440.64 and 4,831.44

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Solution

The fourth proportional to 6,303.48, 9,440.64 and 4,831.44 is: 7,235.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,303.48 : 9,440.64 = 4,831.44 : x
  2. Step 2: Convert to fraction form
    6,303.48/9,440.64 = 4,831.44/x
  3. Step 3: Cross multiply
    6,303.48x = 9,440.64 × 4,831.44
  4. Step 4: Simplify right side
    6,303.48x = 45,611,885.72
  5. Step 5: Solve for x
    x = 45,611,885.72/6,303.48
  6. Step 6: Final answer
    x = 7,235.98

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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.