Home / 9,677.90-14,522.31-4,130.72

Finding the Fourth Proportional to 9,677.90, 14,522.31 and 4,130.72

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Solution

The fourth proportional to 9,677.90, 14,522.31 and 4,130.72 is: 6,198.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,677.90 : 14,522.31 = 4,130.72 : x
  2. Step 2: Convert to fraction form
    9,677.90/14,522.31 = 4,130.72/x
  3. Step 3: Cross multiply
    9,677.90x = 14,522.31 × 4,130.72
  4. Step 4: Simplify right side
    9,677.90x = 59,987,523.75
  5. Step 5: Solve for x
    x = 59,987,523.75/9,677.90
  6. Step 6: Final answer
    x = 6,198.41

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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.