Home / 10,376.28-15,578.27-6,167.39

Finding the Fourth Proportional to 10,376.28, 15,578.27 and 6,167.39

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Solution

The fourth proportional to 10,376.28, 15,578.27 and 6,167.39 is: 9,259.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,376.28 : 15,578.27 = 6,167.39 : x
  2. Step 2: Convert to fraction form
    10,376.28/15,578.27 = 6,167.39/x
  3. Step 3: Cross multiply
    10,376.28x = 15,578.27 × 6,167.39
  4. Step 4: Simplify right side
    10,376.28x = 96,077,157.89
  5. Step 5: Solve for x
    x = 96,077,157.89/10,376.28
  6. Step 6: Final answer
    x = 9,259.31

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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.