Home / 5,435.02-8,153.07-1,972.54

Finding the Fourth Proportional to 5,435.02, 8,153.07 and 1,972.54

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Solution

The fourth proportional to 5,435.02, 8,153.07 and 1,972.54 is: 2,959.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,435.02 : 8,153.07 = 1,972.54 : x
  2. Step 2: Convert to fraction form
    5,435.02/8,153.07 = 1,972.54/x
  3. Step 3: Cross multiply
    5,435.02x = 8,153.07 × 1,972.54
  4. Step 4: Simplify right side
    5,435.02x = 16,082,256.70
  5. Step 5: Solve for x
    x = 16,082,256.70/5,435.02
  6. Step 6: Final answer
    x = 2,959.01

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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.