Home / 9,421.44-14,135.40-4,154.82

Finding the Fourth Proportional to 9,421.44, 14,135.40 and 4,154.82

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Solution

The fourth proportional to 9,421.44, 14,135.40 and 4,154.82 is: 6,233.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,421.44 : 14,135.40 = 4,154.82 : x
  2. Step 2: Convert to fraction form
    9,421.44/14,135.40 = 4,154.82/x
  3. Step 3: Cross multiply
    9,421.44x = 14,135.40 × 4,154.82
  4. Step 4: Simplify right side
    9,421.44x = 58,730,042.63
  5. Step 5: Solve for x
    x = 58,730,042.63/9,421.44
  6. Step 6: Final answer
    x = 6,233.66

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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.