Home / 1,743.40-2,408.02-1,303.25

Finding the Fourth Proportional to 1,743.40, 2,408.02 and 1,303.25

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Solution

The fourth proportional to 1,743.40, 2,408.02 and 1,303.25 is: 1,800.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,743.40 : 2,408.02 = 1,303.25 : x
  2. Step 2: Convert to fraction form
    1,743.40/2,408.02 = 1,303.25/x
  3. Step 3: Cross multiply
    1,743.40x = 2,408.02 × 1,303.25
  4. Step 4: Simplify right side
    1,743.40x = 3,138,254.83
  5. Step 5: Solve for x
    x = 3,138,254.83/1,743.40
  6. Step 6: Final answer
    x = 1,800.08

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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.