Home / 5,918.08-8,875.20-2,022.40

Finding the Fourth Proportional to 5,918.08, 8,875.20 and 2,022.40

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Solution

The fourth proportional to 5,918.08, 8,875.20 and 2,022.40 is: 3,032.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.08 : 8,875.20 = 2,022.40 : x
  2. Step 2: Convert to fraction form
    5,918.08/8,875.20 = 2,022.40/x
  3. Step 3: Cross multiply
    5,918.08x = 8,875.20 × 2,022.40
  4. Step 4: Simplify right side
    5,918.08x = 17,949,204.48
  5. Step 5: Solve for x
    x = 17,949,204.48/5,918.08
  6. Step 6: Final answer
    x = 3,032.94

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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.