Home / 10,161.56-15,246.88-6,462.80

Finding the Fourth Proportional to 10,161.56, 15,246.88 and 6,462.80

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Solution

The fourth proportional to 10,161.56, 15,246.88 and 6,462.80 is: 9,697.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,161.56 : 15,246.88 = 6,462.80 : x
  2. Step 2: Convert to fraction form
    10,161.56/15,246.88 = 6,462.80/x
  3. Step 3: Cross multiply
    10,161.56x = 15,246.88 × 6,462.80
  4. Step 4: Simplify right side
    10,161.56x = 98,537,536.06
  5. Step 5: Solve for x
    x = 98,537,536.06/10,161.56
  6. Step 6: Final answer
    x = 9,697.09

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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.