Home / 4,180.36-6,266.78-1,585.12

Finding the Fourth Proportional to 4,180.36, 6,266.78 and 1,585.12

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Solution

The fourth proportional to 4,180.36, 6,266.78 and 1,585.12 is: 2,376.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,180.36 : 6,266.78 = 1,585.12 : x
  2. Step 2: Convert to fraction form
    4,180.36/6,266.78 = 1,585.12/x
  3. Step 3: Cross multiply
    4,180.36x = 6,266.78 × 1,585.12
  4. Step 4: Simplify right side
    4,180.36x = 9,933,598.31
  5. Step 5: Solve for x
    x = 9,933,598.31/4,180.36
  6. Step 6: Final answer
    x = 2,376.25

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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.