Home / 1,582.35-2,184.35-1,162.77

Finding the Fourth Proportional to 1,582.35, 2,184.35 and 1,162.77

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Solution

The fourth proportional to 1,582.35, 2,184.35 and 1,162.77 is: 1,605.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582.35 : 2,184.35 = 1,162.77 : x
  2. Step 2: Convert to fraction form
    1,582.35/2,184.35 = 1,162.77/x
  3. Step 3: Cross multiply
    1,582.35x = 2,184.35 × 1,162.77
  4. Step 4: Simplify right side
    1,582.35x = 2,539,890.84
  5. Step 5: Solve for x
    x = 2,539,890.84/1,582.35
  6. Step 6: Final answer
    x = 1,605.14

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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.