Home / 4,330.79-6,496.95-1,408.58

Finding the Fourth Proportional to 4,330.79, 6,496.95 and 1,408.58

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Solution

The fourth proportional to 4,330.79, 6,496.95 and 1,408.58 is: 2,113.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,330.79 : 6,496.95 = 1,408.58 : x
  2. Step 2: Convert to fraction form
    4,330.79/6,496.95 = 1,408.58/x
  3. Step 3: Cross multiply
    4,330.79x = 6,496.95 × 1,408.58
  4. Step 4: Simplify right side
    4,330.79x = 9,151,473.83
  5. Step 5: Solve for x
    x = 9,151,473.83/4,330.79
  6. Step 6: Final answer
    x = 2,113.12

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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.