Home / 2,302.48-3,177.30-1,307.89

Finding the Fourth Proportional to 2,302.48, 3,177.30 and 1,307.89

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Solution

The fourth proportional to 2,302.48, 3,177.30 and 1,307.89 is: 1,804.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,302.48 : 3,177.30 = 1,307.89 : x
  2. Step 2: Convert to fraction form
    2,302.48/3,177.30 = 1,307.89/x
  3. Step 3: Cross multiply
    2,302.48x = 3,177.30 × 1,307.89
  4. Step 4: Simplify right side
    2,302.48x = 4,155,558.90
  5. Step 5: Solve for x
    x = 4,155,558.90/2,302.48
  6. Step 6: Final answer
    x = 1,804.82

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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.