Home / 2,389.95-3,296.70-1,504.17

Finding the Fourth Proportional to 2,389.95, 3,296.70 and 1,504.17

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Solution

The fourth proportional to 2,389.95, 3,296.70 and 1,504.17 is: 2,074.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,389.95 : 3,296.70 = 1,504.17 : x
  2. Step 2: Convert to fraction form
    2,389.95/3,296.70 = 1,504.17/x
  3. Step 3: Cross multiply
    2,389.95x = 3,296.70 × 1,504.17
  4. Step 4: Simplify right side
    2,389.95x = 4,958,797.24
  5. Step 5: Solve for x
    x = 4,958,797.24/2,389.95
  6. Step 6: Final answer
    x = 2,074.85

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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.