Home / 4,458.12-6,151.20-3,395.64

Finding the Fourth Proportional to 4,458.12, 6,151.20 and 3,395.64

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Solution

The fourth proportional to 4,458.12, 6,151.20 and 3,395.64 is: 4,685.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,458.12 : 6,151.20 = 3,395.64 : x
  2. Step 2: Convert to fraction form
    4,458.12/6,151.20 = 3,395.64/x
  3. Step 3: Cross multiply
    4,458.12x = 6,151.20 × 3,395.64
  4. Step 4: Simplify right side
    4,458.12x = 20,887,260.77
  5. Step 5: Solve for x
    x = 20,887,260.77/4,458.12
  6. Step 6: Final answer
    x = 4,685.22

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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.