Home / 1,766.30-2,437.14-1,135.84

Finding the Fourth Proportional to 1,766.30, 2,437.14 and 1,135.84

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Solution

The fourth proportional to 1,766.30, 2,437.14 and 1,135.84 is: 1,567.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766.30 : 2,437.14 = 1,135.84 : x
  2. Step 2: Convert to fraction form
    1,766.30/2,437.14 = 1,135.84/x
  3. Step 3: Cross multiply
    1,766.30x = 2,437.14 × 1,135.84
  4. Step 4: Simplify right side
    1,766.30x = 2,768,201.10
  5. Step 5: Solve for x
    x = 2,768,201.10/1,766.30
  6. Step 6: Final answer
    x = 1,567.23

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Half scale
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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.