Home / 2,539.86-3,504.54-1,477.74

Finding the Fourth Proportional to 2,539.86, 3,504.54 and 1,477.74

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Solution

The fourth proportional to 2,539.86, 3,504.54 and 1,477.74 is: 2,039.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539.86 : 3,504.54 = 1,477.74 : x
  2. Step 2: Convert to fraction form
    2,539.86/3,504.54 = 1,477.74/x
  3. Step 3: Cross multiply
    2,539.86x = 3,504.54 × 1,477.74
  4. Step 4: Simplify right side
    2,539.86x = 5,178,798.94
  5. Step 5: Solve for x
    x = 5,178,798.94/2,539.86
  6. Step 6: Final answer
    x = 2,039.01

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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.