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Finding the Fourth Proportional to 8,396.68, 12,596.64 and 4,703.08

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Solution

The fourth proportional to 8,396.68, 12,596.64 and 4,703.08 is: 7,055.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,396.68 : 12,596.64 = 4,703.08 : x
  2. Step 2: Convert to fraction form
    8,396.68/12,596.64 = 4,703.08/x
  3. Step 3: Cross multiply
    8,396.68x = 12,596.64 × 4,703.08
  4. Step 4: Simplify right side
    8,396.68x = 59,243,005.65
  5. Step 5: Solve for x
    x = 59,243,005.65/8,396.68
  6. Step 6: Final answer
    x = 7,055.53

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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.