Home / 4,039.40-6,059.42-1,117.48

Finding the Fourth Proportional to 4,039.40, 6,059.42 and 1,117.48

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Solution

The fourth proportional to 4,039.40, 6,059.42 and 1,117.48 is: 1,676.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,039.40 : 6,059.42 = 1,117.48 : x
  2. Step 2: Convert to fraction form
    4,039.40/6,059.42 = 1,117.48/x
  3. Step 3: Cross multiply
    4,039.40x = 6,059.42 × 1,117.48
  4. Step 4: Simplify right side
    4,039.40x = 6,771,280.66
  5. Step 5: Solve for x
    x = 6,771,280.66/4,039.40
  6. Step 6: Final answer
    x = 1,676.31

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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.