Home / 10,467.21-14,448.55-6,931.56

Finding the Fourth Proportional to 10,467.21, 14,448.55 and 6,931.56

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Solution

The fourth proportional to 10,467.21, 14,448.55 and 6,931.56 is: 9,568.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,467.21 : 14,448.55 = 6,931.56 : x
  2. Step 2: Convert to fraction form
    10,467.21/14,448.55 = 6,931.56/x
  3. Step 3: Cross multiply
    10,467.21x = 14,448.55 × 6,931.56
  4. Step 4: Simplify right side
    10,467.21x = 100,150,973.91
  5. Step 5: Solve for x
    x = 100,150,973.91/10,467.21
  6. Step 6: Final answer
    x = 9,568.07

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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.