Home / 10,346.49-15,516.41-4,423.28

Finding the Fourth Proportional to 10,346.49, 15,516.41 and 4,423.28

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Solution

The fourth proportional to 10,346.49, 15,516.41 and 4,423.28 is: 6,633.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,346.49 : 15,516.41 = 4,423.28 : x
  2. Step 2: Convert to fraction form
    10,346.49/15,516.41 = 4,423.28/x
  3. Step 3: Cross multiply
    10,346.49x = 15,516.41 × 4,423.28
  4. Step 4: Simplify right side
    10,346.49x = 68,633,326.33
  5. Step 5: Solve for x
    x = 68,633,326.33/10,346.49
  6. Step 6: Final answer
    x = 6,633.49

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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.