Home / 3,953.44-5,458.08-3,516.16

Finding the Fourth Proportional to 3,953.44, 5,458.08 and 3,516.16

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Solution

The fourth proportional to 3,953.44, 5,458.08 and 3,516.16 is: 4,854.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,953.44 : 5,458.08 = 3,516.16 : x
  2. Step 2: Convert to fraction form
    3,953.44/5,458.08 = 3,516.16/x
  3. Step 3: Cross multiply
    3,953.44x = 5,458.08 × 3,516.16
  4. Step 4: Simplify right side
    3,953.44x = 19,191,482.57
  5. Step 5: Solve for x
    x = 19,191,482.57/3,953.44
  6. Step 6: Final answer
    x = 4,854.38

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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.