Home / 2,923.49-4,386.97-1,075.90

Finding the Fourth Proportional to 2,923.49, 4,386.97 and 1,075.90

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Solution

The fourth proportional to 2,923.49, 4,386.97 and 1,075.90 is: 1,614.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923.49 : 4,386.97 = 1,075.90 : x
  2. Step 2: Convert to fraction form
    2,923.49/4,386.97 = 1,075.90/x
  3. Step 3: Cross multiply
    2,923.49x = 4,386.97 × 1,075.90
  4. Step 4: Simplify right side
    2,923.49x = 4,719,960.87
  5. Step 5: Solve for x
    x = 4,719,960.87/2,923.49
  6. Step 6: Final answer
    x = 1,614.49

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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.