Home / 2,595.30-3,890.19-1,207.02

Finding the Fourth Proportional to 2,595.30, 3,890.19 and 1,207.02

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Solution

The fourth proportional to 2,595.30, 3,890.19 and 1,207.02 is: 1,809.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,595.30 : 3,890.19 = 1,207.02 : x
  2. Step 2: Convert to fraction form
    2,595.30/3,890.19 = 1,207.02/x
  3. Step 3: Cross multiply
    2,595.30x = 3,890.19 × 1,207.02
  4. Step 4: Simplify right side
    2,595.30x = 4,695,537.13
  5. Step 5: Solve for x
    x = 4,695,537.13/2,595.30
  6. Step 6: Final answer
    x = 1,809.25

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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.