Home / 9,259.93-13,895.43-3,420.64

Finding the Fourth Proportional to 9,259.93, 13,895.43 and 3,420.64

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Solution

The fourth proportional to 9,259.93, 13,895.43 and 3,420.64 is: 5,133.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,259.93 : 13,895.43 = 3,420.64 : x
  2. Step 2: Convert to fraction form
    9,259.93/13,895.43 = 3,420.64/x
  3. Step 3: Cross multiply
    9,259.93x = 13,895.43 × 3,420.64
  4. Step 4: Simplify right side
    9,259.93x = 47,531,263.68
  5. Step 5: Solve for x
    x = 47,531,263.68/9,259.93
  6. Step 6: Final answer
    x = 5,133.00

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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.