Home / 2,539.10-3,504.02-1,404.77

Finding the Fourth Proportional to 2,539.10, 3,504.02 and 1,404.77

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Solution

The fourth proportional to 2,539.10, 3,504.02 and 1,404.77 is: 1,938.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539.10 : 3,504.02 = 1,404.77 : x
  2. Step 2: Convert to fraction form
    2,539.10/3,504.02 = 1,404.77/x
  3. Step 3: Cross multiply
    2,539.10x = 3,504.02 × 1,404.77
  4. Step 4: Simplify right side
    2,539.10x = 4,922,317.63
  5. Step 5: Solve for x
    x = 4,922,317.63/2,539.10
  6. Step 6: Final answer
    x = 1,938.61

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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.