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Finding the Fourth Proportional to 4,381.75, 6,573.71 and 1,303.75

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Solution

The fourth proportional to 4,381.75, 6,573.71 and 1,303.75 is: 1,955.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,381.75 : 6,573.71 = 1,303.75 : x
  2. Step 2: Convert to fraction form
    4,381.75/6,573.71 = 1,303.75/x
  3. Step 3: Cross multiply
    4,381.75x = 6,573.71 × 1,303.75
  4. Step 4: Simplify right side
    4,381.75x = 8,570,474.41
  5. Step 5: Solve for x
    x = 8,570,474.41/4,381.75
  6. Step 6: Final answer
    x = 1,955.95

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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.