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Finding the Fourth Proportional to 8,697.93, 13,045.39 and 4,017.55

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Solution

The fourth proportional to 8,697.93, 13,045.39 and 4,017.55 is: 6,025.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,697.93 : 13,045.39 = 4,017.55 : x
  2. Step 2: Convert to fraction form
    8,697.93/13,045.39 = 4,017.55/x
  3. Step 3: Cross multiply
    8,697.93x = 13,045.39 × 4,017.55
  4. Step 4: Simplify right side
    8,697.93x = 52,410,488.40
  5. Step 5: Solve for x
    x = 52,410,488.40/8,697.93
  6. Step 6: Final answer
    x = 6,025.63

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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.