Home / 6,672.02-9,208.08-4,990.52

Finding the Fourth Proportional to 6,672.02, 9,208.08 and 4,990.52

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Solution

The fourth proportional to 6,672.02, 9,208.08 and 4,990.52 is: 6,887.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,672.02 : 9,208.08 = 4,990.52 : x
  2. Step 2: Convert to fraction form
    6,672.02/9,208.08 = 4,990.52/x
  3. Step 3: Cross multiply
    6,672.02x = 9,208.08 × 4,990.52
  4. Step 4: Simplify right side
    6,672.02x = 45,953,107.40
  5. Step 5: Solve for x
    x = 45,953,107.40/6,672.02
  6. Step 6: Final answer
    x = 6,887.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.