Home / 9,615.31-14,421.11-4,072.55

Finding the Fourth Proportional to 9,615.31, 14,421.11 and 4,072.55

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Solution

The fourth proportional to 9,615.31, 14,421.11 and 4,072.55 is: 6,108.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,615.31 : 14,421.11 = 4,072.55 : x
  2. Step 2: Convert to fraction form
    9,615.31/14,421.11 = 4,072.55/x
  3. Step 3: Cross multiply
    9,615.31x = 14,421.11 × 4,072.55
  4. Step 4: Simplify right side
    9,615.31x = 58,730,599.06
  5. Step 5: Solve for x
    x = 58,730,599.06/9,615.31
  6. Step 6: Final answer
    x = 6,108.03

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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.