Home / 2,364.90-3,263.88-1,433.40

Finding the Fourth Proportional to 2,364.90, 3,263.88 and 1,433.40

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Solution

The fourth proportional to 2,364.90, 3,263.88 and 1,433.40 is: 1,978.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,364.90 : 3,263.88 = 1,433.40 : x
  2. Step 2: Convert to fraction form
    2,364.90/3,263.88 = 1,433.40/x
  3. Step 3: Cross multiply
    2,364.90x = 3,263.88 × 1,433.40
  4. Step 4: Simplify right side
    2,364.90x = 4,678,429.27
  5. Step 5: Solve for x
    x = 4,678,429.27/2,364.90
  6. Step 6: Final answer
    x = 1,978.28

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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.