Home / 4,555.84-6,290.43-2,789.86

Finding the Fourth Proportional to 4,555.84, 6,290.43 and 2,789.86

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Solution

The fourth proportional to 4,555.84, 6,290.43 and 2,789.86 is: 3,852.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,555.84 : 6,290.43 = 2,789.86 : x
  2. Step 2: Convert to fraction form
    4,555.84/6,290.43 = 2,789.86/x
  3. Step 3: Cross multiply
    4,555.84x = 6,290.43 × 2,789.86
  4. Step 4: Simplify right side
    4,555.84x = 17,549,419.04
  5. Step 5: Solve for x
    x = 17,549,419.04/4,555.84
  6. Step 6: Final answer
    x = 3,852.07

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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.