Home / 7,534.98-10,398.54-4,550.22

Finding the Fourth Proportional to 7,534.98, 10,398.54 and 4,550.22

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Solution

The fourth proportional to 7,534.98, 10,398.54 and 4,550.22 is: 6,279.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,534.98 : 10,398.54 = 4,550.22 : x
  2. Step 2: Convert to fraction form
    7,534.98/10,398.54 = 4,550.22/x
  3. Step 3: Cross multiply
    7,534.98x = 10,398.54 × 4,550.22
  4. Step 4: Simplify right side
    7,534.98x = 47,315,644.68
  5. Step 5: Solve for x
    x = 47,315,644.68/7,534.98
  6. Step 6: Final answer
    x = 6,279.47

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Half scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.