Home / 2,347.49-3,522.95-1,890.79

Finding the Fourth Proportional to 2,347.49, 3,522.95 and 1,890.79

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Solution

The fourth proportional to 2,347.49, 3,522.95 and 1,890.79 is: 2,837.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347.49 : 3,522.95 = 1,890.79 : x
  2. Step 2: Convert to fraction form
    2,347.49/3,522.95 = 1,890.79/x
  3. Step 3: Cross multiply
    2,347.49x = 3,522.95 × 1,890.79
  4. Step 4: Simplify right side
    2,347.49x = 6,661,146.31
  5. Step 5: Solve for x
    x = 6,661,146.31/2,347.49
  6. Step 6: Final answer
    x = 2,837.56

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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.