Home / 3,588.87-5,382.96-1,123.47

Finding the Fourth Proportional to 3,588.87, 5,382.96 and 1,123.47

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Solution

The fourth proportional to 3,588.87, 5,382.96 and 1,123.47 is: 1,685.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,588.87 : 5,382.96 = 1,123.47 : x
  2. Step 2: Convert to fraction form
    3,588.87/5,382.96 = 1,123.47/x
  3. Step 3: Cross multiply
    3,588.87x = 5,382.96 × 1,123.47
  4. Step 4: Simplify right side
    3,588.87x = 6,047,594.07
  5. Step 5: Solve for x
    x = 6,047,594.07/3,588.87
  6. Step 6: Final answer
    x = 1,685.10

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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.