Home / 3,094.40-4,646.64-2,938.48

Finding the Fourth Proportional to 3,094.40, 4,646.64 and 2,938.48

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Solution

The fourth proportional to 3,094.40, 4,646.64 and 2,938.48 is: 4,412.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,094.40 : 4,646.64 = 2,938.48 : x
  2. Step 2: Convert to fraction form
    3,094.40/4,646.64 = 2,938.48/x
  3. Step 3: Cross multiply
    3,094.40x = 4,646.64 × 2,938.48
  4. Step 4: Simplify right side
    3,094.40x = 13,654,058.71
  5. Step 5: Solve for x
    x = 13,654,058.71/3,094.40
  6. Step 6: Final answer
    x = 4,412.51

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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.