Home / 1,549.35-2,319.63-1,403.37

Finding the Fourth Proportional to 1,549.35, 2,319.63 and 1,403.37

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Solution

The fourth proportional to 1,549.35, 2,319.63 and 1,403.37 is: 2,101.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549.35 : 2,319.63 = 1,403.37 : x
  2. Step 2: Convert to fraction form
    1,549.35/2,319.63 = 1,403.37/x
  3. Step 3: Cross multiply
    1,549.35x = 2,319.63 × 1,403.37
  4. Step 4: Simplify right side
    1,549.35x = 3,255,299.15
  5. Step 5: Solve for x
    x = 3,255,299.15/1,549.35
  6. Step 6: Final answer
    x = 2,101.07

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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.