Home / 1,957.55-2,934.36-1,412.28

Finding the Fourth Proportional to 1,957.55, 2,934.36 and 1,412.28

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Solution

The fourth proportional to 1,957.55, 2,934.36 and 1,412.28 is: 2,117.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,957.55 : 2,934.36 = 1,412.28 : x
  2. Step 2: Convert to fraction form
    1,957.55/2,934.36 = 1,412.28/x
  3. Step 3: Cross multiply
    1,957.55x = 2,934.36 × 1,412.28
  4. Step 4: Simplify right side
    1,957.55x = 4,144,137.94
  5. Step 5: Solve for x
    x = 4,144,137.94/1,957.55
  6. Step 6: Final answer
    x = 2,117.01

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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.