Home / 3,545.10-4,892.40-2,053.38

Finding the Fourth Proportional to 3,545.10, 4,892.40 and 2,053.38

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Solution

The fourth proportional to 3,545.10, 4,892.40 and 2,053.38 is: 2,833.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545.10 : 4,892.40 = 2,053.38 : x
  2. Step 2: Convert to fraction form
    3,545.10/4,892.40 = 2,053.38/x
  3. Step 3: Cross multiply
    3,545.10x = 4,892.40 × 2,053.38
  4. Step 4: Simplify right side
    3,545.10x = 10,045,956.31
  5. Step 5: Solve for x
    x = 10,045,956.31/3,545.10
  6. Step 6: Final answer
    x = 2,833.76

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Double scale
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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.