Home / 1,582.07-2,362.02-1,426.55

Finding the Fourth Proportional to 1,582.07, 2,362.02 and 1,426.55

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Solution

The fourth proportional to 1,582.07, 2,362.02 and 1,426.55 is: 2,129.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582.07 : 2,362.02 = 1,426.55 : x
  2. Step 2: Convert to fraction form
    1,582.07/2,362.02 = 1,426.55/x
  3. Step 3: Cross multiply
    1,582.07x = 2,362.02 × 1,426.55
  4. Step 4: Simplify right side
    1,582.07x = 3,369,545.54
  5. Step 5: Solve for x
    x = 3,369,545.54/1,582.07
  6. Step 6: Final answer
    x = 2,129.83

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.