Home / 9,416.74-12,996.21-5,225.26

Finding the Fourth Proportional to 9,416.74, 12,996.21 and 5,225.26

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Solution

The fourth proportional to 9,416.74, 12,996.21 and 5,225.26 is: 7,211.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,416.74 : 12,996.21 = 5,225.26 : x
  2. Step 2: Convert to fraction form
    9,416.74/12,996.21 = 5,225.26/x
  3. Step 3: Cross multiply
    9,416.74x = 12,996.21 × 5,225.26
  4. Step 4: Simplify right side
    9,416.74x = 67,908,576.26
  5. Step 5: Solve for x
    x = 67,908,576.26/9,416.74
  6. Step 6: Final answer
    x = 7,211.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.