Home / 5,655.02-7,804.19-3,137.41

Finding the Fourth Proportional to 5,655.02, 7,804.19 and 3,137.41

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Solution

The fourth proportional to 5,655.02, 7,804.19 and 3,137.41 is: 4,329.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,655.02 : 7,804.19 = 3,137.41 : x
  2. Step 2: Convert to fraction form
    5,655.02/7,804.19 = 3,137.41/x
  3. Step 3: Cross multiply
    5,655.02x = 7,804.19 × 3,137.41
  4. Step 4: Simplify right side
    5,655.02x = 24,484,943.75
  5. Step 5: Solve for x
    x = 24,484,943.75/5,655.02
  6. Step 6: Final answer
    x = 4,329.77

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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.