Home / 2,318.18-3,197.39-1,477.98

Finding the Fourth Proportional to 2,318.18, 3,197.39 and 1,477.98

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Solution

The fourth proportional to 2,318.18, 3,197.39 and 1,477.98 is: 2,038.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318.18 : 3,197.39 = 1,477.98 : x
  2. Step 2: Convert to fraction form
    2,318.18/3,197.39 = 1,477.98/x
  3. Step 3: Cross multiply
    2,318.18x = 3,197.39 × 1,477.98
  4. Step 4: Simplify right side
    2,318.18x = 4,725,671.08
  5. Step 5: Solve for x
    x = 4,725,671.08/2,318.18
  6. Step 6: Final answer
    x = 2,038.53

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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.