Home / 9,185.36-12,675.77-5,459.36

Finding the Fourth Proportional to 9,185.36, 12,675.77 and 5,459.36

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Solution

The fourth proportional to 9,185.36, 12,675.77 and 5,459.36 is: 7,533.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,185.36 : 12,675.77 = 5,459.36 : x
  2. Step 2: Convert to fraction form
    9,185.36/12,675.77 = 5,459.36/x
  3. Step 3: Cross multiply
    9,185.36x = 12,675.77 × 5,459.36
  4. Step 4: Simplify right side
    9,185.36x = 69,201,501.03
  5. Step 5: Solve for x
    x = 69,201,501.03/9,185.36
  6. Step 6: Final answer
    x = 7,533.90

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Half scale
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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.