Home / 1,570.83-2,349.33-1,182.66

Finding the Fourth Proportional to 1,570.83, 2,349.33 and 1,182.66

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Solution

The fourth proportional to 1,570.83, 2,349.33 and 1,182.66 is: 1,768.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570.83 : 2,349.33 = 1,182.66 : x
  2. Step 2: Convert to fraction form
    1,570.83/2,349.33 = 1,182.66/x
  3. Step 3: Cross multiply
    1,570.83x = 2,349.33 × 1,182.66
  4. Step 4: Simplify right side
    1,570.83x = 2,778,446.87
  5. Step 5: Solve for x
    x = 2,778,446.87/1,570.83
  6. Step 6: Final answer
    x = 1,768.78

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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.