Home / 9,638.83-14,462.43-3,403.30

Finding the Fourth Proportional to 9,638.83, 14,462.43 and 3,403.30

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Solution

The fourth proportional to 9,638.83, 14,462.43 and 3,403.30 is: 5,106.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,638.83 : 14,462.43 = 3,403.30 : x
  2. Step 2: Convert to fraction form
    9,638.83/14,462.43 = 3,403.30/x
  3. Step 3: Cross multiply
    9,638.83x = 14,462.43 × 3,403.30
  4. Step 4: Simplify right side
    9,638.83x = 49,219,988.02
  5. Step 5: Solve for x
    x = 49,219,988.02/9,638.83
  6. Step 6: Final answer
    x = 5,106.43

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1.5x scale

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.