Home / 2,905.07-4,353.95-1,441.60

Finding the Fourth Proportional to 2,905.07, 4,353.95 and 1,441.60

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Solution

The fourth proportional to 2,905.07, 4,353.95 and 1,441.60 is: 2,160.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,905.07 : 4,353.95 = 1,441.60 : x
  2. Step 2: Convert to fraction form
    2,905.07/4,353.95 = 1,441.60/x
  3. Step 3: Cross multiply
    2,905.07x = 4,353.95 × 1,441.60
  4. Step 4: Simplify right side
    2,905.07x = 6,276,647.04
  5. Step 5: Solve for x
    x = 6,276,647.04/2,905.07
  6. Step 6: Final answer
    x = 2,160.59

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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.