Home / 4,056.52-6,084.78-1,283.20

Finding the Fourth Proportional to 4,056.52, 6,084.78 and 1,283.20

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Solution

The fourth proportional to 4,056.52, 6,084.78 and 1,283.20 is: 1,924.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,056.52 : 6,084.78 = 1,283.20 : x
  2. Step 2: Convert to fraction form
    4,056.52/6,084.78 = 1,283.20/x
  3. Step 3: Cross multiply
    4,056.52x = 6,084.78 × 1,283.20
  4. Step 4: Simplify right side
    4,056.52x = 7,807,989.70
  5. Step 5: Solve for x
    x = 7,807,989.70/4,056.52
  6. Step 6: Final answer
    x = 1,924.80

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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.