Home / 1,583.64-2,182.23-1,134.18

Finding the Fourth Proportional to 1,583.64, 2,182.23 and 1,134.18

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Solution

The fourth proportional to 1,583.64, 2,182.23 and 1,134.18 is: 1,562.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583.64 : 2,182.23 = 1,134.18 : x
  2. Step 2: Convert to fraction form
    1,583.64/2,182.23 = 1,134.18/x
  3. Step 3: Cross multiply
    1,583.64x = 2,182.23 × 1,134.18
  4. Step 4: Simplify right side
    1,583.64x = 2,475,041.62
  5. Step 5: Solve for x
    x = 2,475,041.62/1,583.64
  6. Step 6: Final answer
    x = 1,562.88

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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.