Home / 3,184.41-4,395.48-1,858.36

Finding the Fourth Proportional to 3,184.41, 4,395.48 and 1,858.36

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Solution

The fourth proportional to 3,184.41, 4,395.48 and 1,858.36 is: 2,565.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.41 : 4,395.48 = 1,858.36 : x
  2. Step 2: Convert to fraction form
    3,184.41/4,395.48 = 1,858.36/x
  3. Step 3: Cross multiply
    3,184.41x = 4,395.48 × 1,858.36
  4. Step 4: Simplify right side
    3,184.41x = 8,168,384.21
  5. Step 5: Solve for x
    x = 8,168,384.21/3,184.41
  6. Step 6: Final answer
    x = 2,565.12

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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.