Home / 9,379.18-12,924.93-8,473.06

Finding the Fourth Proportional to 9,379.18, 12,924.93 and 8,473.06

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Solution

The fourth proportional to 9,379.18, 12,924.93 and 8,473.06 is: 11,676.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,379.18 : 12,924.93 = 8,473.06 : x
  2. Step 2: Convert to fraction form
    9,379.18/12,924.93 = 8,473.06/x
  3. Step 3: Cross multiply
    9,379.18x = 12,924.93 × 8,473.06
  4. Step 4: Simplify right side
    9,379.18x = 109,513,707.39
  5. Step 5: Solve for x
    x = 109,513,707.39/9,379.18
  6. Step 6: Final answer
    x = 11,676.26

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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.