Home / 4,651.23-6,418.70-2,555.36

Finding the Fourth Proportional to 4,651.23, 6,418.70 and 2,555.36

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Solution

The fourth proportional to 4,651.23, 6,418.70 and 2,555.36 is: 3,526.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,651.23 : 6,418.70 = 2,555.36 : x
  2. Step 2: Convert to fraction form
    4,651.23/6,418.70 = 2,555.36/x
  3. Step 3: Cross multiply
    4,651.23x = 6,418.70 × 2,555.36
  4. Step 4: Simplify right side
    4,651.23x = 16,402,044.36
  5. Step 5: Solve for x
    x = 16,402,044.36/4,651.23
  6. Step 6: Final answer
    x = 3,526.39

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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.