Home / 10,451.35-14,421.90-6,201.68

Finding the Fourth Proportional to 10,451.35, 14,421.90 and 6,201.68

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Solution

The fourth proportional to 10,451.35, 14,421.90 and 6,201.68 is: 8,557.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,451.35 : 14,421.90 = 6,201.68 : x
  2. Step 2: Convert to fraction form
    10,451.35/14,421.90 = 6,201.68/x
  3. Step 3: Cross multiply
    10,451.35x = 14,421.90 × 6,201.68
  4. Step 4: Simplify right side
    10,451.35x = 89,439,936.68
  5. Step 5: Solve for x
    x = 89,439,936.68/10,451.35
  6. Step 6: Final answer
    x = 8,557.74

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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.