Home / 10,435.47-14,399.01-6,651.96

Finding the Fourth Proportional to 10,435.47, 14,399.01 and 6,651.96

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Solution

The fourth proportional to 10,435.47, 14,399.01 and 6,651.96 is: 9,178.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,435.47 : 14,399.01 = 6,651.96 : x
  2. Step 2: Convert to fraction form
    10,435.47/14,399.01 = 6,651.96/x
  3. Step 3: Cross multiply
    10,435.47x = 14,399.01 × 6,651.96
  4. Step 4: Simplify right side
    10,435.47x = 95,781,638.56
  5. Step 5: Solve for x
    x = 95,781,638.56/10,435.47
  6. Step 6: Final answer
    x = 9,178.47

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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.