Home / 9,314.58-13,972.32-2,740.82

Finding the Fourth Proportional to 9,314.58, 13,972.32 and 2,740.82

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Solution

The fourth proportional to 9,314.58, 13,972.32 and 2,740.82 is: 4,111.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,314.58 : 13,972.32 = 2,740.82 : x
  2. Step 2: Convert to fraction form
    9,314.58/13,972.32 = 2,740.82/x
  3. Step 3: Cross multiply
    9,314.58x = 13,972.32 × 2,740.82
  4. Step 4: Simplify right side
    9,314.58x = 38,295,544.24
  5. Step 5: Solve for x
    x = 38,295,544.24/9,314.58
  6. Step 6: Final answer
    x = 4,111.35

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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.