Home / 1,946.52-2,686.04-1,107.24

Finding the Fourth Proportional to 1,946.52, 2,686.04 and 1,107.24

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Solution

The fourth proportional to 1,946.52, 2,686.04 and 1,107.24 is: 1,527.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946.52 : 2,686.04 = 1,107.24 : x
  2. Step 2: Convert to fraction form
    1,946.52/2,686.04 = 1,107.24/x
  3. Step 3: Cross multiply
    1,946.52x = 2,686.04 × 1,107.24
  4. Step 4: Simplify right side
    1,946.52x = 2,974,090.93
  5. Step 5: Solve for x
    x = 2,974,090.93/1,946.52
  6. Step 6: Final answer
    x = 1,527.90

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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.