Home / 4,330.42-6,494.16-1,408

Finding the Fourth Proportional to 4,330.42, 6,494.16 and 1,408

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Solution

The fourth proportional to 4,330.42, 6,494.16 and 1,408 is: 2,111.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,330.42 : 6,494.16 = 1,408 : x
  2. Step 2: Convert to fraction form
    4,330.42/6,494.16 = 1,408/x
  3. Step 3: Cross multiply
    4,330.42x = 6,494.16 × 1,408
  4. Step 4: Simplify right side
    4,330.42x = 9,143,777.28
  5. Step 5: Solve for x
    x = 9,143,777.28/4,330.42
  6. Step 6: Final answer
    x = 2,111.52

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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.