Home / 3,008.84-4,511.16-1,158.40

Finding the Fourth Proportional to 3,008.84, 4,511.16 and 1,158.40

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Solution

The fourth proportional to 3,008.84, 4,511.16 and 1,158.40 is: 1,736.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.84 : 4,511.16 = 1,158.40 : x
  2. Step 2: Convert to fraction form
    3,008.84/4,511.16 = 1,158.40/x
  3. Step 3: Cross multiply
    3,008.84x = 4,511.16 × 1,158.40
  4. Step 4: Simplify right side
    3,008.84x = 5,225,727.74
  5. Step 5: Solve for x
    x = 5,225,727.74/3,008.84
  6. Step 6: Final answer
    x = 1,736.79

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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.