Home / 1,709.24-2,358.79-1,046.45

Finding the Fourth Proportional to 1,709.24, 2,358.79 and 1,046.45

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Solution

The fourth proportional to 1,709.24, 2,358.79 and 1,046.45 is: 1,444.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709.24 : 2,358.79 = 1,046.45 : x
  2. Step 2: Convert to fraction form
    1,709.24/2,358.79 = 1,046.45/x
  3. Step 3: Cross multiply
    1,709.24x = 2,358.79 × 1,046.45
  4. Step 4: Simplify right side
    1,709.24x = 2,468,359.08
  5. Step 5: Solve for x
    x = 2,468,359.08/1,709.24
  6. Step 6: Final answer
    x = 1,444.13

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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.