Home / 1,184.34-1,633.55-1,006.08

Finding the Fourth Proportional to 1,184.34, 1,633.55 and 1,006.08

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Solution

The fourth proportional to 1,184.34, 1,633.55 and 1,006.08 is: 1,387.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184.34 : 1,633.55 = 1,006.08 : x
  2. Step 2: Convert to fraction form
    1,184.34/1,633.55 = 1,006.08/x
  3. Step 3: Cross multiply
    1,184.34x = 1,633.55 × 1,006.08
  4. Step 4: Simplify right side
    1,184.34x = 1,643,476.95
  5. Step 5: Solve for x
    x = 1,643,476.95/1,184.34
  6. Step 6: Final answer
    x = 1,387.67

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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.