Home / 3,658.96-5,048.16-2,065.36

Finding the Fourth Proportional to 3,658.96, 5,048.16 and 2,065.36

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Solution

The fourth proportional to 3,658.96, 5,048.16 and 2,065.36 is: 2,849.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,658.96 : 5,048.16 = 2,065.36 : x
  2. Step 2: Convert to fraction form
    3,658.96/5,048.16 = 2,065.36/x
  3. Step 3: Cross multiply
    3,658.96x = 5,048.16 × 2,065.36
  4. Step 4: Simplify right side
    3,658.96x = 10,426,267.74
  5. Step 5: Solve for x
    x = 10,426,267.74/3,658.96
  6. Step 6: Final answer
    x = 2,849.52

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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.