Home / 3,776.40-5,662.35-2,316.60

Finding the Fourth Proportional to 3,776.40, 5,662.35 and 2,316.60

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Solution

The fourth proportional to 3,776.40, 5,662.35 and 2,316.60 is: 3,473.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,776.40 : 5,662.35 = 2,316.60 : x
  2. Step 2: Convert to fraction form
    3,776.40/5,662.35 = 2,316.60/x
  3. Step 3: Cross multiply
    3,776.40x = 5,662.35 × 2,316.60
  4. Step 4: Simplify right side
    3,776.40x = 13,117,400.01
  5. Step 5: Solve for x
    x = 13,117,400.01/3,776.40
  6. Step 6: Final answer
    x = 3,473.52

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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.