Home / 4,656.25-6,421.37-3,464.22

Finding the Fourth Proportional to 4,656.25, 6,421.37 and 3,464.22

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Solution

The fourth proportional to 4,656.25, 6,421.37 and 3,464.22 is: 4,777.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,656.25 : 6,421.37 = 3,464.22 : x
  2. Step 2: Convert to fraction form
    4,656.25/6,421.37 = 3,464.22/x
  3. Step 3: Cross multiply
    4,656.25x = 6,421.37 × 3,464.22
  4. Step 4: Simplify right side
    4,656.25x = 22,245,021.06
  5. Step 5: Solve for x
    x = 22,245,021.06/4,656.25
  6. Step 6: Final answer
    x = 4,777.45

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Half scale
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Double scale
Find fourth proportional to 4,657.25, 6,422.74 and 3,465.22
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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.