Home / 4,435.64-6,629.40-4,085.36

Finding the Fourth Proportional to 4,435.64, 6,629.40 and 4,085.36

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Solution

The fourth proportional to 4,435.64, 6,629.40 and 4,085.36 is: 6,105.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,435.64 : 6,629.40 = 4,085.36 : x
  2. Step 2: Convert to fraction form
    4,435.64/6,629.40 = 4,085.36/x
  3. Step 3: Cross multiply
    4,435.64x = 6,629.40 × 4,085.36
  4. Step 4: Simplify right side
    4,435.64x = 27,083,465.16
  5. Step 5: Solve for x
    x = 27,083,465.16/4,435.64
  6. Step 6: Final answer
    x = 6,105.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.