Home / 3,152.84-4,350.87-1,755.59

Finding the Fourth Proportional to 3,152.84, 4,350.87 and 1,755.59

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Solution

The fourth proportional to 3,152.84, 4,350.87 and 1,755.59 is: 2,422.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152.84 : 4,350.87 = 1,755.59 : x
  2. Step 2: Convert to fraction form
    3,152.84/4,350.87 = 1,755.59/x
  3. Step 3: Cross multiply
    3,152.84x = 4,350.87 × 1,755.59
  4. Step 4: Simplify right side
    3,152.84x = 7,638,343.86
  5. Step 5: Solve for x
    x = 7,638,343.86/3,152.84
  6. Step 6: Final answer
    x = 2,422.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.