Home / 1,766.43-2,436.29-1,235.14

Finding the Fourth Proportional to 1,766.43, 2,436.29 and 1,235.14

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Solution

The fourth proportional to 1,766.43, 2,436.29 and 1,235.14 is: 1,703.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766.43 : 2,436.29 = 1,235.14 : x
  2. Step 2: Convert to fraction form
    1,766.43/2,436.29 = 1,235.14/x
  3. Step 3: Cross multiply
    1,766.43x = 2,436.29 × 1,235.14
  4. Step 4: Simplify right side
    1,766.43x = 3,009,159.23
  5. Step 5: Solve for x
    x = 3,009,159.23/1,766.43
  6. Step 6: Final answer
    x = 1,703.53

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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.