Home / 4,087.70-6,126.14-1,488.14

Finding the Fourth Proportional to 4,087.70, 6,126.14 and 1,488.14

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Solution

The fourth proportional to 4,087.70, 6,126.14 and 1,488.14 is: 2,230.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087.70 : 6,126.14 = 1,488.14 : x
  2. Step 2: Convert to fraction form
    4,087.70/6,126.14 = 1,488.14/x
  3. Step 3: Cross multiply
    4,087.70x = 6,126.14 × 1,488.14
  4. Step 4: Simplify right side
    4,087.70x = 9,116,527.07
  5. Step 5: Solve for x
    x = 9,116,527.07/4,087.70
  6. Step 6: Final answer
    x = 2,230.24

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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.