Home / 5,079.02-7,617.73-1,960.49

Finding the Fourth Proportional to 5,079.02, 7,617.73 and 1,960.49

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Solution

The fourth proportional to 5,079.02, 7,617.73 and 1,960.49 is: 2,940.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,079.02 : 7,617.73 = 1,960.49 : x
  2. Step 2: Convert to fraction form
    5,079.02/7,617.73 = 1,960.49/x
  3. Step 3: Cross multiply
    5,079.02x = 7,617.73 × 1,960.49
  4. Step 4: Simplify right side
    5,079.02x = 14,934,483.49
  5. Step 5: Solve for x
    x = 14,934,483.49/5,079.02
  6. Step 6: Final answer
    x = 2,940.43

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1.5x scale

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.