Home / 9,555.75-13,186.98-5,364

Finding the Fourth Proportional to 9,555.75, 13,186.98 and 5,364

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Solution

The fourth proportional to 9,555.75, 13,186.98 and 5,364 is: 7,402.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,555.75 : 13,186.98 = 5,364 : x
  2. Step 2: Convert to fraction form
    9,555.75/13,186.98 = 5,364/x
  3. Step 3: Cross multiply
    9,555.75x = 13,186.98 × 5,364
  4. Step 4: Simplify right side
    9,555.75x = 70,734,960.72
  5. Step 5: Solve for x
    x = 70,734,960.72/9,555.75
  6. Step 6: Final answer
    x = 7,402.35

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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.