Home / 7,549.69-10,418.57-4,193.05

Finding the Fourth Proportional to 7,549.69, 10,418.57 and 4,193.05

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Solution

The fourth proportional to 7,549.69, 10,418.57 and 4,193.05 is: 5,786.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,549.69 : 10,418.57 = 4,193.05 : x
  2. Step 2: Convert to fraction form
    7,549.69/10,418.57 = 4,193.05/x
  3. Step 3: Cross multiply
    7,549.69x = 10,418.57 × 4,193.05
  4. Step 4: Simplify right side
    7,549.69x = 43,685,569.37
  5. Step 5: Solve for x
    x = 43,685,569.37/7,549.69
  6. Step 6: Final answer
    x = 5,786.41

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Half scale
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Double scale
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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.