Home / 3,670.02-5,502.87-1,328.94

Finding the Fourth Proportional to 3,670.02, 5,502.87 and 1,328.94

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Solution

The fourth proportional to 3,670.02, 5,502.87 and 1,328.94 is: 1,992.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670.02 : 5,502.87 = 1,328.94 : x
  2. Step 2: Convert to fraction form
    3,670.02/5,502.87 = 1,328.94/x
  3. Step 3: Cross multiply
    3,670.02x = 5,502.87 × 1,328.94
  4. Step 4: Simplify right side
    3,670.02x = 7,312,984.06
  5. Step 5: Solve for x
    x = 7,312,984.06/3,670.02
  6. Step 6: Final answer
    x = 1,992.63

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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.