Home / 1,764.13-2,433.95-1,065.50

Finding the Fourth Proportional to 1,764.13, 2,433.95 and 1,065.50

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Solution

The fourth proportional to 1,764.13, 2,433.95 and 1,065.50 is: 1,470.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764.13 : 2,433.95 = 1,065.50 : x
  2. Step 2: Convert to fraction form
    1,764.13/2,433.95 = 1,065.50/x
  3. Step 3: Cross multiply
    1,764.13x = 2,433.95 × 1,065.50
  4. Step 4: Simplify right side
    1,764.13x = 2,593,383.04
  5. Step 5: Solve for x
    x = 2,593,383.04/1,764.13
  6. Step 6: Final answer
    x = 1,470.06

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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.