Home / 1,173.51-1,760.46-1,057.35

Finding the Fourth Proportional to 1,173.51, 1,760.46 and 1,057.35

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Solution

The fourth proportional to 1,173.51, 1,760.46 and 1,057.35 is: 1,586.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173.51 : 1,760.46 = 1,057.35 : x
  2. Step 2: Convert to fraction form
    1,173.51/1,760.46 = 1,057.35/x
  3. Step 3: Cross multiply
    1,173.51x = 1,760.46 × 1,057.35
  4. Step 4: Simplify right side
    1,173.51x = 1,861,422.38
  5. Step 5: Solve for x
    x = 1,861,422.38/1,173.51
  6. Step 6: Final answer
    x = 1,586.20

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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.