Home / 4,619.05-6,928.56-1,156.30

Finding the Fourth Proportional to 4,619.05, 6,928.56 and 1,156.30

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Solution

The fourth proportional to 4,619.05, 6,928.56 and 1,156.30 is: 1,734.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,619.05 : 6,928.56 = 1,156.30 : x
  2. Step 2: Convert to fraction form
    4,619.05/6,928.56 = 1,156.30/x
  3. Step 3: Cross multiply
    4,619.05x = 6,928.56 × 1,156.30
  4. Step 4: Simplify right side
    4,619.05x = 8,011,476.61
  5. Step 5: Solve for x
    x = 8,011,476.61/4,619.05
  6. Step 6: Final answer
    x = 1,734.44

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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.