Home / 9,678.24-14,525.46-6,911.64

Finding the Fourth Proportional to 9,678.24, 14,525.46 and 6,911.64

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Solution

The fourth proportional to 9,678.24, 14,525.46 and 6,911.64 is: 10,373.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,678.24 : 14,525.46 = 6,911.64 : x
  2. Step 2: Convert to fraction form
    9,678.24/14,525.46 = 6,911.64/x
  3. Step 3: Cross multiply
    9,678.24x = 14,525.46 × 6,911.64
  4. Step 4: Simplify right side
    9,678.24x = 100,394,750.35
  5. Step 5: Solve for x
    x = 100,394,750.35/9,678.24
  6. Step 6: Final answer
    x = 10,373.24

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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.