Home / 4,524.21-6,785.40-1,236.51

Finding the Fourth Proportional to 4,524.21, 6,785.40 and 1,236.51

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Solution

The fourth proportional to 4,524.21, 6,785.40 and 1,236.51 is: 1,854.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,524.21 : 6,785.40 = 1,236.51 : x
  2. Step 2: Convert to fraction form
    4,524.21/6,785.40 = 1,236.51/x
  3. Step 3: Cross multiply
    4,524.21x = 6,785.40 × 1,236.51
  4. Step 4: Simplify right side
    4,524.21x = 8,390,214.95
  5. Step 5: Solve for x
    x = 8,390,214.95/4,524.21
  6. Step 6: Final answer
    x = 1,854.51

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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.