Home / 4,187.58-5,780.75-3,068.57

Finding the Fourth Proportional to 4,187.58, 5,780.75 and 3,068.57

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Solution

The fourth proportional to 4,187.58, 5,780.75 and 3,068.57 is: 4,236.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,187.58 : 5,780.75 = 3,068.57 : x
  2. Step 2: Convert to fraction form
    4,187.58/5,780.75 = 3,068.57/x
  3. Step 3: Cross multiply
    4,187.58x = 5,780.75 × 3,068.57
  4. Step 4: Simplify right side
    4,187.58x = 17,738,591.78
  5. Step 5: Solve for x
    x = 17,738,591.78/4,187.58
  6. Step 6: Final answer
    x = 4,236.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.