Home / 3,543.29-4,876.52-2,832.51

Finding the Fourth Proportional to 3,543.29, 4,876.52 and 2,832.51

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Solution

The fourth proportional to 3,543.29, 4,876.52 and 2,832.51 is: 3,898.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543.29 : 4,876.52 = 2,832.51 : x
  2. Step 2: Convert to fraction form
    3,543.29/4,876.52 = 2,832.51/x
  3. Step 3: Cross multiply
    3,543.29x = 4,876.52 × 2,832.51
  4. Step 4: Simplify right side
    3,543.29x = 13,812,798.75
  5. Step 5: Solve for x
    x = 13,812,798.75/3,543.29
  6. Step 6: Final answer
    x = 3,898.30

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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.