Home / 1,710.11-2,359.23-1,119.62

Finding the Fourth Proportional to 1,710.11, 2,359.23 and 1,119.62

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Solution

The fourth proportional to 1,710.11, 2,359.23 and 1,119.62 is: 1,544.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,710.11 : 2,359.23 = 1,119.62 : x
  2. Step 2: Convert to fraction form
    1,710.11/2,359.23 = 1,119.62/x
  3. Step 3: Cross multiply
    1,710.11x = 2,359.23 × 1,119.62
  4. Step 4: Simplify right side
    1,710.11x = 2,641,442.79
  5. Step 5: Solve for x
    x = 2,641,442.79/1,710.11
  6. Step 6: Final answer
    x = 1,544.60

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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.