Home / 1,830.13-2,525.58-1,002.13

Finding the Fourth Proportional to 1,830.13, 2,525.58 and 1,002.13

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Solution

The fourth proportional to 1,830.13, 2,525.58 and 1,002.13 is: 1,382.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,830.13 : 2,525.58 = 1,002.13 : x
  2. Step 2: Convert to fraction form
    1,830.13/2,525.58 = 1,002.13/x
  3. Step 3: Cross multiply
    1,830.13x = 2,525.58 × 1,002.13
  4. Step 4: Simplify right side
    1,830.13x = 2,530,946.86
  5. Step 5: Solve for x
    x = 2,530,946.86/1,830.13
  6. Step 6: Final answer
    x = 1,382.94

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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.