Home / 3,545.23-4,892.57-1,973.35

Finding the Fourth Proportional to 3,545.23, 4,892.57 and 1,973.35

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Solution

The fourth proportional to 3,545.23, 4,892.57 and 1,973.35 is: 2,723.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545.23 : 4,892.57 = 1,973.35 : x
  2. Step 2: Convert to fraction form
    3,545.23/4,892.57 = 1,973.35/x
  3. Step 3: Cross multiply
    3,545.23x = 4,892.57 × 1,973.35
  4. Step 4: Simplify right side
    3,545.23x = 9,654,743.14
  5. Step 5: Solve for x
    x = 9,654,743.14/3,545.23
  6. Step 6: Final answer
    x = 2,723.31

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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.