Home / 9,347.22-12,898.23-5,518.26

Finding the Fourth Proportional to 9,347.22, 12,898.23 and 5,518.26

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Solution

The fourth proportional to 9,347.22, 12,898.23 and 5,518.26 is: 7,614.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,347.22 : 12,898.23 = 5,518.26 : x
  2. Step 2: Convert to fraction form
    9,347.22/12,898.23 = 5,518.26/x
  3. Step 3: Cross multiply
    9,347.22x = 12,898.23 × 5,518.26
  4. Step 4: Simplify right side
    9,347.22x = 71,175,786.68
  5. Step 5: Solve for x
    x = 71,175,786.68/9,347.22
  6. Step 6: Final answer
    x = 7,614.65

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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.