Home / 8,461.07-11,678.21-4,924.81

Finding the Fourth Proportional to 8,461.07, 11,678.21 and 4,924.81

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Solution

The fourth proportional to 8,461.07, 11,678.21 and 4,924.81 is: 6,797.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,461.07 : 11,678.21 = 4,924.81 : x
  2. Step 2: Convert to fraction form
    8,461.07/11,678.21 = 4,924.81/x
  3. Step 3: Cross multiply
    8,461.07x = 11,678.21 × 4,924.81
  4. Step 4: Simplify right side
    8,461.07x = 57,512,965.39
  5. Step 5: Solve for x
    x = 57,512,965.39/8,461.07
  6. Step 6: Final answer
    x = 6,797.36

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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.