Home / 10,065.06-13,896.36-6,538.32

Finding the Fourth Proportional to 10,065.06, 13,896.36 and 6,538.32

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Solution

The fourth proportional to 10,065.06, 13,896.36 and 6,538.32 is: 9,027.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,065.06 : 13,896.36 = 6,538.32 : x
  2. Step 2: Convert to fraction form
    10,065.06/13,896.36 = 6,538.32/x
  3. Step 3: Cross multiply
    10,065.06x = 13,896.36 × 6,538.32
  4. Step 4: Simplify right side
    10,065.06x = 90,858,848.52
  5. Step 5: Solve for x
    x = 90,858,848.52/10,065.06
  6. Step 6: Final answer
    x = 9,027.15

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1.5x scale

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.