Home / 4,856.32-7,284.41-1,393.57

Finding the Fourth Proportional to 4,856.32, 7,284.41 and 1,393.57

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Solution

The fourth proportional to 4,856.32, 7,284.41 and 1,393.57 is: 2,090.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,856.32 : 7,284.41 = 1,393.57 : x
  2. Step 2: Convert to fraction form
    4,856.32/7,284.41 = 1,393.57/x
  3. Step 3: Cross multiply
    4,856.32x = 7,284.41 × 1,393.57
  4. Step 4: Simplify right side
    4,856.32x = 10,151,291.85
  5. Step 5: Solve for x
    x = 10,151,291.85/4,856.32
  6. Step 6: Final answer
    x = 2,090.33

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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.