Home / 9,786.52-14,678.48-2,767.10

Finding the Fourth Proportional to 9,786.52, 14,678.48 and 2,767.10

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Solution

The fourth proportional to 9,786.52, 14,678.48 and 2,767.10 is: 4,150.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,786.52 : 14,678.48 = 2,767.10 : x
  2. Step 2: Convert to fraction form
    9,786.52/14,678.48 = 2,767.10/x
  3. Step 3: Cross multiply
    9,786.52x = 14,678.48 × 2,767.10
  4. Step 4: Simplify right side
    9,786.52x = 40,616,822.01
  5. Step 5: Solve for x
    x = 40,616,822.01/9,786.52
  6. Step 6: Final answer
    x = 4,150.28

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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.