Home / 4,350.25-6,526.50-1,428.58

Finding the Fourth Proportional to 4,350.25, 6,526.50 and 1,428.58

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Solution

The fourth proportional to 4,350.25, 6,526.50 and 1,428.58 is: 2,143.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,350.25 : 6,526.50 = 1,428.58 : x
  2. Step 2: Convert to fraction form
    4,350.25/6,526.50 = 1,428.58/x
  3. Step 3: Cross multiply
    4,350.25x = 6,526.50 × 1,428.58
  4. Step 4: Simplify right side
    4,350.25x = 9,323,627.37
  5. Step 5: Solve for x
    x = 9,323,627.37/4,350.25
  6. Step 6: Final answer
    x = 2,143.24

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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.