Home / 1,923.10-2,655.20-1,474.18

Finding the Fourth Proportional to 1,923.10, 2,655.20 and 1,474.18

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Solution

The fourth proportional to 1,923.10, 2,655.20 and 1,474.18 is: 2,035.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923.10 : 2,655.20 = 1,474.18 : x
  2. Step 2: Convert to fraction form
    1,923.10/2,655.20 = 1,474.18/x
  3. Step 3: Cross multiply
    1,923.10x = 2,655.20 × 1,474.18
  4. Step 4: Simplify right side
    1,923.10x = 3,914,242.74
  5. Step 5: Solve for x
    x = 3,914,242.74/1,923.10
  6. Step 6: Final answer
    x = 2,035.38

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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.