Home / 5,053.27-6,973.62-2,815.54

Finding the Fourth Proportional to 5,053.27, 6,973.62 and 2,815.54

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Solution

The fourth proportional to 5,053.27, 6,973.62 and 2,815.54 is: 3,885.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,053.27 : 6,973.62 = 2,815.54 : x
  2. Step 2: Convert to fraction form
    5,053.27/6,973.62 = 2,815.54/x
  3. Step 3: Cross multiply
    5,053.27x = 6,973.62 × 2,815.54
  4. Step 4: Simplify right side
    5,053.27x = 19,634,506.05
  5. Step 5: Solve for x
    x = 19,634,506.05/5,053.27
  6. Step 6: Final answer
    x = 3,885.51

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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.