Home / 4,658.23-6,426.10-2,890.41

Finding the Fourth Proportional to 4,658.23, 6,426.10 and 2,890.41

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Solution

The fourth proportional to 4,658.23, 6,426.10 and 2,890.41 is: 3,987.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,658.23 : 6,426.10 = 2,890.41 : x
  2. Step 2: Convert to fraction form
    4,658.23/6,426.10 = 2,890.41/x
  3. Step 3: Cross multiply
    4,658.23x = 6,426.10 × 2,890.41
  4. Step 4: Simplify right side
    4,658.23x = 18,574,063.70
  5. Step 5: Solve for x
    x = 18,574,063.70/4,658.23
  6. Step 6: Final answer
    x = 3,987.37

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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.