Home / 4,059.80-5,606.31-2,988.17

Finding the Fourth Proportional to 4,059.80, 5,606.31 and 2,988.17

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Solution

The fourth proportional to 4,059.80, 5,606.31 and 2,988.17 is: 4,126.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,059.80 : 5,606.31 = 2,988.17 : x
  2. Step 2: Convert to fraction form
    4,059.80/5,606.31 = 2,988.17/x
  3. Step 3: Cross multiply
    4,059.80x = 5,606.31 × 2,988.17
  4. Step 4: Simplify right side
    4,059.80x = 16,752,607.35
  5. Step 5: Solve for x
    x = 16,752,607.35/4,059.80
  6. Step 6: Final answer
    x = 4,126.46

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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.