Home / 4,291.51-6,436.25-2,418.21

Finding the Fourth Proportional to 4,291.51, 6,436.25 and 2,418.21

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Solution

The fourth proportional to 4,291.51, 6,436.25 and 2,418.21 is: 3,626.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,291.51 : 6,436.25 = 2,418.21 : x
  2. Step 2: Convert to fraction form
    4,291.51/6,436.25 = 2,418.21/x
  3. Step 3: Cross multiply
    4,291.51x = 6,436.25 × 2,418.21
  4. Step 4: Simplify right side
    4,291.51x = 15,564,225.99
  5. Step 5: Solve for x
    x = 15,564,225.99/4,291.51
  6. Step 6: Final answer
    x = 3,626.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.