Home / 3,122.04-4,681.49-1,041.31

Finding the Fourth Proportional to 3,122.04, 4,681.49 and 1,041.31

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Solution

The fourth proportional to 3,122.04, 4,681.49 and 1,041.31 is: 1,561.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,122.04 : 4,681.49 = 1,041.31 : x
  2. Step 2: Convert to fraction form
    3,122.04/4,681.49 = 1,041.31/x
  3. Step 3: Cross multiply
    3,122.04x = 4,681.49 × 1,041.31
  4. Step 4: Simplify right side
    3,122.04x = 4,874,865.44
  5. Step 5: Solve for x
    x = 4,874,865.44/3,122.04
  6. Step 6: Final answer
    x = 1,561.44

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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.