Home / 1,184.68-1,774.86-1,158.76

Finding the Fourth Proportional to 1,184.68, 1,774.86 and 1,158.76

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Solution

The fourth proportional to 1,184.68, 1,774.86 and 1,158.76 is: 1,736.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184.68 : 1,774.86 = 1,158.76 : x
  2. Step 2: Convert to fraction form
    1,184.68/1,774.86 = 1,158.76/x
  3. Step 3: Cross multiply
    1,184.68x = 1,774.86 × 1,158.76
  4. Step 4: Simplify right side
    1,184.68x = 2,056,636.77
  5. Step 5: Solve for x
    x = 2,056,636.77/1,184.68
  6. Step 6: Final answer
    x = 1,736.03

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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.