Home / 1,873.34-2,806.06-1,130.66

Finding the Fourth Proportional to 1,873.34, 2,806.06 and 1,130.66

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Solution

The fourth proportional to 1,873.34, 2,806.06 and 1,130.66 is: 1,693.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873.34 : 2,806.06 = 1,130.66 : x
  2. Step 2: Convert to fraction form
    1,873.34/2,806.06 = 1,130.66/x
  3. Step 3: Cross multiply
    1,873.34x = 2,806.06 × 1,130.66
  4. Step 4: Simplify right side
    1,873.34x = 3,172,695.59
  5. Step 5: Solve for x
    x = 3,172,695.59/1,873.34
  6. Step 6: Final answer
    x = 1,693.60

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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.