Home / 5,637.19-7,775.73-4,520.81

Finding the Fourth Proportional to 5,637.19, 7,775.73 and 4,520.81

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Solution

The fourth proportional to 5,637.19, 7,775.73 and 4,520.81 is: 6,235.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,637.19 : 7,775.73 = 4,520.81 : x
  2. Step 2: Convert to fraction form
    5,637.19/7,775.73 = 4,520.81/x
  3. Step 3: Cross multiply
    5,637.19x = 7,775.73 × 4,520.81
  4. Step 4: Simplify right side
    5,637.19x = 35,152,559.06
  5. Step 5: Solve for x
    x = 35,152,559.06/5,637.19
  6. Step 6: Final answer
    x = 6,235.83

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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.