Home / 7,352.08-10,144.76-4,207.68

Finding the Fourth Proportional to 7,352.08, 10,144.76 and 4,207.68

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Solution

The fourth proportional to 7,352.08, 10,144.76 and 4,207.68 is: 5,805.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352.08 : 10,144.76 = 4,207.68 : x
  2. Step 2: Convert to fraction form
    7,352.08/10,144.76 = 4,207.68/x
  3. Step 3: Cross multiply
    7,352.08x = 10,144.76 × 4,207.68
  4. Step 4: Simplify right side
    7,352.08x = 42,685,903.76
  5. Step 5: Solve for x
    x = 42,685,903.76/7,352.08
  6. Step 6: Final answer
    x = 5,805.96

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Half 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.