Home / 8,930.90-13,370.07-5,961.98

Finding the Fourth Proportional to 8,930.90, 13,370.07 and 5,961.98

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Solution

The fourth proportional to 8,930.90, 13,370.07 and 5,961.98 is: 8,925.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,930.90 : 13,370.07 = 5,961.98 : x
  2. Step 2: Convert to fraction form
    8,930.90/13,370.07 = 5,961.98/x
  3. Step 3: Cross multiply
    8,930.90x = 13,370.07 × 5,961.98
  4. Step 4: Simplify right side
    8,930.90x = 79,712,078.77
  5. Step 5: Solve for x
    x = 79,712,078.77/8,930.90
  6. Step 6: Final answer
    x = 8,925.42

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1.5x scale

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.