Home / 4,038.31-6,056.39-1,116.78

Finding the Fourth Proportional to 4,038.31, 6,056.39 and 1,116.78

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Solution

The fourth proportional to 4,038.31, 6,056.39 and 1,116.78 is: 1,674.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,038.31 : 6,056.39 = 1,116.78 : x
  2. Step 2: Convert to fraction form
    4,038.31/6,056.39 = 1,116.78/x
  3. Step 3: Cross multiply
    4,038.31x = 6,056.39 × 1,116.78
  4. Step 4: Simplify right side
    4,038.31x = 6,763,619.36
  5. Step 5: Solve for x
    x = 6,763,619.36/4,038.31
  6. Step 6: Final answer
    x = 1,674.86

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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.