Home / 8,464.08-11,686.59-6,794.67

Finding the Fourth Proportional to 8,464.08, 11,686.59 and 6,794.67

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Solution

The fourth proportional to 8,464.08, 11,686.59 and 6,794.67 is: 9,381.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,464.08 : 11,686.59 = 6,794.67 : x
  2. Step 2: Convert to fraction form
    8,464.08/11,686.59 = 6,794.67/x
  3. Step 3: Cross multiply
    8,464.08x = 11,686.59 × 6,794.67
  4. Step 4: Simplify right side
    8,464.08x = 79,406,522.48
  5. Step 5: Solve for x
    x = 79,406,522.48/8,464.08
  6. Step 6: Final answer
    x = 9,381.59

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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.