Home / 1,766.14-2,437.38-1,020.13

Finding the Fourth Proportional to 1,766.14, 2,437.38 and 1,020.13

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Solution

The fourth proportional to 1,766.14, 2,437.38 and 1,020.13 is: 1,407.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766.14 : 2,437.38 = 1,020.13 : x
  2. Step 2: Convert to fraction form
    1,766.14/2,437.38 = 1,020.13/x
  3. Step 3: Cross multiply
    1,766.14x = 2,437.38 × 1,020.13
  4. Step 4: Simplify right side
    1,766.14x = 2,486,438.37
  5. Step 5: Solve for x
    x = 2,486,438.37/1,766.14
  6. Step 6: Final answer
    x = 1,407.84

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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.