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Finding the Fourth Proportional to 5,595.15, 8,392.15 and 1,897.28

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Solution

The fourth proportional to 5,595.15, 8,392.15 and 1,897.28 is: 2,845.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,595.15 : 8,392.15 = 1,897.28 : x
  2. Step 2: Convert to fraction form
    5,595.15/8,392.15 = 1,897.28/x
  3. Step 3: Cross multiply
    5,595.15x = 8,392.15 × 1,897.28
  4. Step 4: Simplify right side
    5,595.15x = 15,922,258.35
  5. Step 5: Solve for x
    x = 15,922,258.35/5,595.15
  6. Step 6: Final answer
    x = 2,845.73

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1.5x scale

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.