Home / 1,154.74-1,723.70-1,008.94

Finding the Fourth Proportional to 1,154.74, 1,723.70 and 1,008.94

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Solution

The fourth proportional to 1,154.74, 1,723.70 and 1,008.94 is: 1,506.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154.74 : 1,723.70 = 1,008.94 : x
  2. Step 2: Convert to fraction form
    1,154.74/1,723.70 = 1,008.94/x
  3. Step 3: Cross multiply
    1,154.74x = 1,723.70 × 1,008.94
  4. Step 4: Simplify right side
    1,154.74x = 1,739,109.88
  5. Step 5: Solve for x
    x = 1,739,109.88/1,154.74
  6. Step 6: Final answer
    x = 1,506.06

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.