Home / 3,057.88-4,588.86-2,646.40

Finding the Fourth Proportional to 3,057.88, 4,588.86 and 2,646.40

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Solution

The fourth proportional to 3,057.88, 4,588.86 and 2,646.40 is: 3,971.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057.88 : 4,588.86 = 2,646.40 : x
  2. Step 2: Convert to fraction form
    3,057.88/4,588.86 = 2,646.40/x
  3. Step 3: Cross multiply
    3,057.88x = 4,588.86 × 2,646.40
  4. Step 4: Simplify right side
    3,057.88x = 12,143,959.10
  5. Step 5: Solve for x
    x = 12,143,959.10/3,057.88
  6. Step 6: Final answer
    x = 3,971.37

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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.