Home / 9,537.55-13,161.66-5,230.63

Finding the Fourth Proportional to 9,537.55, 13,161.66 and 5,230.63

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Solution

The fourth proportional to 9,537.55, 13,161.66 and 5,230.63 is: 7,218.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,537.55 : 13,161.66 = 5,230.63 : x
  2. Step 2: Convert to fraction form
    9,537.55/13,161.66 = 5,230.63/x
  3. Step 3: Cross multiply
    9,537.55x = 13,161.66 × 5,230.63
  4. Step 4: Simplify right side
    9,537.55x = 68,843,740.74
  5. Step 5: Solve for x
    x = 68,843,740.74/9,537.55
  6. Step 6: Final answer
    x = 7,218.18

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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.