Home / 8,026.32-12,022.64-6,457.84

Finding the Fourth Proportional to 8,026.32, 12,022.64 and 6,457.84

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Solution

The fourth proportional to 8,026.32, 12,022.64 and 6,457.84 is: 9,673.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,026.32 : 12,022.64 = 6,457.84 : x
  2. Step 2: Convert to fraction form
    8,026.32/12,022.64 = 6,457.84/x
  3. Step 3: Cross multiply
    8,026.32x = 12,022.64 × 6,457.84
  4. Step 4: Simplify right side
    8,026.32x = 77,640,285.50
  5. Step 5: Solve for x
    x = 77,640,285.50/8,026.32
  6. Step 6: Final answer
    x = 9,673.21

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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.