Home / 2,590.16-3,885.26-946.07

Finding the Fourth Proportional to 2,590.16, 3,885.26 and 946.07

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Solution

The fourth proportional to 2,590.16, 3,885.26 and 946.07 is: 1,419.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590.16 : 3,885.26 = 946.07 : x
  2. Step 2: Convert to fraction form
    2,590.16/3,885.26 = 946.07/x
  3. Step 3: Cross multiply
    2,590.16x = 3,885.26 × 946.07
  4. Step 4: Simplify right side
    2,590.16x = 3,675,703.77
  5. Step 5: Solve for x
    x = 3,675,703.77/2,590.16
  6. Step 6: Final answer
    x = 1,419.11

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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.