Home / 5,948.24-8,921.40-1,845.20

Finding the Fourth Proportional to 5,948.24, 8,921.40 and 1,845.20

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Solution

The fourth proportional to 5,948.24, 8,921.40 and 1,845.20 is: 2,767.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,948.24 : 8,921.40 = 1,845.20 : x
  2. Step 2: Convert to fraction form
    5,948.24/8,921.40 = 1,845.20/x
  3. Step 3: Cross multiply
    5,948.24x = 8,921.40 × 1,845.20
  4. Step 4: Simplify right side
    5,948.24x = 16,461,767.28
  5. Step 5: Solve for x
    x = 16,461,767.28/5,948.24
  6. Step 6: Final answer
    x = 2,767.50

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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.