Home / 5,557.29-8,338.37-4,322.85

Finding the Fourth Proportional to 5,557.29, 8,338.37 and 4,322.85

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Solution

The fourth proportional to 5,557.29, 8,338.37 and 4,322.85 is: 6,486.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557.29 : 8,338.37 = 4,322.85 : x
  2. Step 2: Convert to fraction form
    5,557.29/8,338.37 = 4,322.85/x
  3. Step 3: Cross multiply
    5,557.29x = 8,338.37 × 4,322.85
  4. Step 4: Simplify right side
    5,557.29x = 36,045,501.14
  5. Step 5: Solve for x
    x = 36,045,501.14/5,557.29
  6. Step 6: Final answer
    x = 6,486.17

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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.