Home / 2,897.18-4,001.39-1,951.32

Finding the Fourth Proportional to 2,897.18, 4,001.39 and 1,951.32

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Solution

The fourth proportional to 2,897.18, 4,001.39 and 1,951.32 is: 2,695.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897.18 : 4,001.39 = 1,951.32 : x
  2. Step 2: Convert to fraction form
    2,897.18/4,001.39 = 1,951.32/x
  3. Step 3: Cross multiply
    2,897.18x = 4,001.39 × 1,951.32
  4. Step 4: Simplify right side
    2,897.18x = 7,807,982.58
  5. Step 5: Solve for x
    x = 7,807,982.58/2,897.18
  6. Step 6: Final answer
    x = 2,695.03

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1.5x scale

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.