Home / 5,400.16-8,101.02-1,702.72

Finding the Fourth Proportional to 5,400.16, 8,101.02 and 1,702.72

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Solution

The fourth proportional to 5,400.16, 8,101.02 and 1,702.72 is: 2,554.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400.16 : 8,101.02 = 1,702.72 : x
  2. Step 2: Convert to fraction form
    5,400.16/8,101.02 = 1,702.72/x
  3. Step 3: Cross multiply
    5,400.16x = 8,101.02 × 1,702.72
  4. Step 4: Simplify right side
    5,400.16x = 13,793,768.77
  5. Step 5: Solve for x
    x = 13,793,768.77/5,400.16
  6. Step 6: Final answer
    x = 2,554.33

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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.