Home / 5,053.36-6,973.20-2,815.18

Finding the Fourth Proportional to 5,053.36, 6,973.20 and 2,815.18

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Solution

The fourth proportional to 5,053.36, 6,973.20 and 2,815.18 is: 3,884.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,053.36 : 6,973.20 = 2,815.18 : x
  2. Step 2: Convert to fraction form
    5,053.36/6,973.20 = 2,815.18/x
  3. Step 3: Cross multiply
    5,053.36x = 6,973.20 × 2,815.18
  4. Step 4: Simplify right side
    5,053.36x = 19,630,813.18
  5. Step 5: Solve for x
    x = 19,630,813.18/5,053.36
  6. Step 6: Final answer
    x = 3,884.71

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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.