Home / 2,774.30-4,160.14-1,018.08

Finding the Fourth Proportional to 2,774.30, 4,160.14 and 1,018.08

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Solution

The fourth proportional to 2,774.30, 4,160.14 and 1,018.08 is: 1,526.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774.30 : 4,160.14 = 1,018.08 : x
  2. Step 2: Convert to fraction form
    2,774.30/4,160.14 = 1,018.08/x
  3. Step 3: Cross multiply
    2,774.30x = 4,160.14 × 1,018.08
  4. Step 4: Simplify right side
    2,774.30x = 4,235,338.62
  5. Step 5: Solve for x
    x = 4,235,338.62/2,774.30
  6. Step 6: Final answer
    x = 1,526.64

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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.