Home / 2,369.19-3,269.50-1,306.99

Finding the Fourth Proportional to 2,369.19, 3,269.50 and 1,306.99

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Solution

The fourth proportional to 2,369.19, 3,269.50 and 1,306.99 is: 1,803.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,369.19 : 3,269.50 = 1,306.99 : x
  2. Step 2: Convert to fraction form
    2,369.19/3,269.50 = 1,306.99/x
  3. Step 3: Cross multiply
    2,369.19x = 3,269.50 × 1,306.99
  4. Step 4: Simplify right side
    2,369.19x = 4,273,203.81
  5. Step 5: Solve for x
    x = 4,273,203.81/2,369.19
  6. Step 6: Final answer
    x = 1,803.66

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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.