Home / 4,741.38-6,543.32-2,645.51

Finding the Fourth Proportional to 4,741.38, 6,543.32 and 2,645.51

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Solution

The fourth proportional to 4,741.38, 6,543.32 and 2,645.51 is: 3,650.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,741.38 : 6,543.32 = 2,645.51 : x
  2. Step 2: Convert to fraction form
    4,741.38/6,543.32 = 2,645.51/x
  3. Step 3: Cross multiply
    4,741.38x = 6,543.32 × 2,645.51
  4. Step 4: Simplify right side
    4,741.38x = 17,310,372.55
  5. Step 5: Solve for x
    x = 17,310,372.55/4,741.38
  6. Step 6: Final answer
    x = 3,650.91

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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.