Home / 4,572.38-6,858.57-1,109.63

Finding the Fourth Proportional to 4,572.38, 6,858.57 and 1,109.63

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Solution

The fourth proportional to 4,572.38, 6,858.57 and 1,109.63 is: 1,664.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,572.38 : 6,858.57 = 1,109.63 : x
  2. Step 2: Convert to fraction form
    4,572.38/6,858.57 = 1,109.63/x
  3. Step 3: Cross multiply
    4,572.38x = 6,858.57 × 1,109.63
  4. Step 4: Simplify right side
    4,572.38x = 7,610,440.74
  5. Step 5: Solve for x
    x = 7,610,440.74/4,572.38
  6. Step 6: Final answer
    x = 1,664.44

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Double scale
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Similar ratio
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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.