Home / 4,485.19-6,189.49-2,495.69

Finding the Fourth Proportional to 4,485.19, 6,189.49 and 2,495.69

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Solution

The fourth proportional to 4,485.19, 6,189.49 and 2,495.69 is: 3,444.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,485.19 : 6,189.49 = 2,495.69 : x
  2. Step 2: Convert to fraction form
    4,485.19/6,189.49 = 2,495.69/x
  3. Step 3: Cross multiply
    4,485.19x = 6,189.49 × 2,495.69
  4. Step 4: Simplify right side
    4,485.19x = 15,447,035.82
  5. Step 5: Solve for x
    x = 15,447,035.82/4,485.19
  6. Step 6: Final answer
    x = 3,444.01

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Half scale
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Double scale
Find fourth proportional to 4,486.19, 6,190.86 and 2,496.69
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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.