Home / 7,789.34-11,681.58-2,594

Finding the Fourth Proportional to 7,789.34, 11,681.58 and 2,594

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Solution

The fourth proportional to 7,789.34, 11,681.58 and 2,594 is: 3,890.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,789.34 : 11,681.58 = 2,594 : x
  2. Step 2: Convert to fraction form
    7,789.34/11,681.58 = 2,594/x
  3. Step 3: Cross multiply
    7,789.34x = 11,681.58 × 2,594
  4. Step 4: Simplify right side
    7,789.34x = 30,302,018.52
  5. Step 5: Solve for x
    x = 30,302,018.52/7,789.34
  6. Step 6: Final answer
    x = 3,890.19

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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.