Home / 5,618.53-8,427.73-1,458.17

Finding the Fourth Proportional to 5,618.53, 8,427.73 and 1,458.17

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Solution

The fourth proportional to 5,618.53, 8,427.73 and 1,458.17 is: 2,187.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,618.53 : 8,427.73 = 1,458.17 : x
  2. Step 2: Convert to fraction form
    5,618.53/8,427.73 = 1,458.17/x
  3. Step 3: Cross multiply
    5,618.53x = 8,427.73 × 1,458.17
  4. Step 4: Simplify right side
    5,618.53x = 12,289,063.05
  5. Step 5: Solve for x
    x = 12,289,063.05/5,618.53
  6. Step 6: Final answer
    x = 2,187.24

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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.