Home / 2,910.47-4,368.23-1,505.84

Finding the Fourth Proportional to 2,910.47, 4,368.23 and 1,505.84

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Solution

The fourth proportional to 2,910.47, 4,368.23 and 1,505.84 is: 2,260.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910.47 : 4,368.23 = 1,505.84 : x
  2. Step 2: Convert to fraction form
    2,910.47/4,368.23 = 1,505.84/x
  3. Step 3: Cross multiply
    2,910.47x = 4,368.23 × 1,505.84
  4. Step 4: Simplify right side
    2,910.47x = 6,577,856.31
  5. Step 5: Solve for x
    x = 6,577,856.31/2,910.47
  6. Step 6: Final answer
    x = 2,260.07

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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.