Home / 2,506.70-3,462.45-2,289.36

Finding the Fourth Proportional to 2,506.70, 3,462.45 and 2,289.36

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Solution

The fourth proportional to 2,506.70, 3,462.45 and 2,289.36 is: 3,162.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,506.70 : 3,462.45 = 2,289.36 : x
  2. Step 2: Convert to fraction form
    2,506.70/3,462.45 = 2,289.36/x
  3. Step 3: Cross multiply
    2,506.70x = 3,462.45 × 2,289.36
  4. Step 4: Simplify right side
    2,506.70x = 7,926,798.93
  5. Step 5: Solve for x
    x = 7,926,798.93/2,506.70
  6. Step 6: Final answer
    x = 3,162.25

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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.