Home / 1,533.65-2,299.11-1,143.17

Finding the Fourth Proportional to 1,533.65, 2,299.11 and 1,143.17

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Solution

The fourth proportional to 1,533.65, 2,299.11 and 1,143.17 is: 1,713.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533.65 : 2,299.11 = 1,143.17 : x
  2. Step 2: Convert to fraction form
    1,533.65/2,299.11 = 1,143.17/x
  3. Step 3: Cross multiply
    1,533.65x = 2,299.11 × 1,143.17
  4. Step 4: Simplify right side
    1,533.65x = 2,628,262.08
  5. Step 5: Solve for x
    x = 2,628,262.08/1,533.65
  6. Step 6: Final answer
    x = 1,713.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.