Home / 3,008.48-4,513.01-928.53

Finding the Fourth Proportional to 3,008.48, 4,513.01 and 928.53

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Solution

The fourth proportional to 3,008.48, 4,513.01 and 928.53 is: 1,392.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.48 : 4,513.01 = 928.53 : x
  2. Step 2: Convert to fraction form
    3,008.48/4,513.01 = 928.53/x
  3. Step 3: Cross multiply
    3,008.48x = 4,513.01 × 928.53
  4. Step 4: Simplify right side
    3,008.48x = 4,190,460.53
  5. Step 5: Solve for x
    x = 4,190,460.53/3,008.48
  6. Step 6: Final answer
    x = 1,392.89

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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.