Home / 2,590.14-3,885.11-1,030.08

Finding the Fourth Proportional to 2,590.14, 3,885.11 and 1,030.08

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Solution

The fourth proportional to 2,590.14, 3,885.11 and 1,030.08 is: 1,545.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590.14 : 3,885.11 = 1,030.08 : x
  2. Step 2: Convert to fraction form
    2,590.14/3,885.11 = 1,030.08/x
  3. Step 3: Cross multiply
    2,590.14x = 3,885.11 × 1,030.08
  4. Step 4: Simplify right side
    2,590.14x = 4,001,968.96
  5. Step 5: Solve for x
    x = 4,001,968.96/2,590.14
  6. Step 6: Final answer
    x = 1,545.08

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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.