Home / 3,545.69-4,892.63-2,053.40

Finding the Fourth Proportional to 3,545.69, 4,892.63 and 2,053.40

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Solution

The fourth proportional to 3,545.69, 4,892.63 and 2,053.40 is: 2,833.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545.69 : 4,892.63 = 2,053.40 : x
  2. Step 2: Convert to fraction form
    3,545.69/4,892.63 = 2,053.40/x
  3. Step 3: Cross multiply
    3,545.69x = 4,892.63 × 2,053.40
  4. Step 4: Simplify right side
    3,545.69x = 10,046,519.23
  5. Step 5: Solve for x
    x = 10,046,519.23/3,545.69
  6. Step 6: Final answer
    x = 2,833.45

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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.