Home / 5,653.87-8,447.33-5,460.08

Finding the Fourth Proportional to 5,653.87, 8,447.33 and 5,460.08

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Solution

The fourth proportional to 5,653.87, 8,447.33 and 5,460.08 is: 8,157.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,653.87 : 8,447.33 = 5,460.08 : x
  2. Step 2: Convert to fraction form
    5,653.87/8,447.33 = 5,460.08/x
  3. Step 3: Cross multiply
    5,653.87x = 8,447.33 × 5,460.08
  4. Step 4: Simplify right side
    5,653.87x = 46,123,069.00
  5. Step 5: Solve for x
    x = 46,123,069.00/5,653.87
  6. Step 6: Final answer
    x = 8,157.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.