Home / 9,640.05-14,458.07-3,714.90

Finding the Fourth Proportional to 9,640.05, 14,458.07 and 3,714.90

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Solution

The fourth proportional to 9,640.05, 14,458.07 and 3,714.90 is: 5,571.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,640.05 : 14,458.07 = 3,714.90 : x
  2. Step 2: Convert to fraction form
    9,640.05/14,458.07 = 3,714.90/x
  3. Step 3: Cross multiply
    9,640.05x = 14,458.07 × 3,714.90
  4. Step 4: Simplify right side
    9,640.05x = 53,710,284.24
  5. Step 5: Solve for x
    x = 53,710,284.24/9,640.05
  6. Step 6: Final answer
    x = 5,571.58

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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.