Home / 1,682.39-2,526.74-1,545.27

Finding the Fourth Proportional to 1,682.39, 2,526.74 and 1,545.27

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Solution

The fourth proportional to 1,682.39, 2,526.74 and 1,545.27 is: 2,320.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682.39 : 2,526.74 = 1,545.27 : x
  2. Step 2: Convert to fraction form
    1,682.39/2,526.74 = 1,545.27/x
  3. Step 3: Cross multiply
    1,682.39x = 2,526.74 × 1,545.27
  4. Step 4: Simplify right side
    1,682.39x = 3,904,495.52
  5. Step 5: Solve for x
    x = 3,904,495.52/1,682.39
  6. Step 6: Final answer
    x = 2,320.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.