Home / 4,813.28-6,646.08-3,768.32

Finding the Fourth Proportional to 4,813.28, 6,646.08 and 3,768.32

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Solution

The fourth proportional to 4,813.28, 6,646.08 and 3,768.32 is: 5,203.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,813.28 : 6,646.08 = 3,768.32 : x
  2. Step 2: Convert to fraction form
    4,813.28/6,646.08 = 3,768.32/x
  3. Step 3: Cross multiply
    4,813.28x = 6,646.08 × 3,768.32
  4. Step 4: Simplify right side
    4,813.28x = 25,044,556.19
  5. Step 5: Solve for x
    x = 25,044,556.19/4,813.28
  6. Step 6: Final answer
    x = 5,203.22

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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.