Home / 2,010.08-2,774.88-1,264.40

Finding the Fourth Proportional to 2,010.08, 2,774.88 and 1,264.40

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Solution

The fourth proportional to 2,010.08, 2,774.88 and 1,264.40 is: 1,745.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010.08 : 2,774.88 = 1,264.40 : x
  2. Step 2: Convert to fraction form
    2,010.08/2,774.88 = 1,264.40/x
  3. Step 3: Cross multiply
    2,010.08x = 2,774.88 × 1,264.40
  4. Step 4: Simplify right side
    2,010.08x = 3,508,558.27
  5. Step 5: Solve for x
    x = 3,508,558.27/2,010.08
  6. Step 6: Final answer
    x = 1,745.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.