Home / 10,265.26-14,166.08-5,549.55

Finding the Fourth Proportional to 10,265.26, 14,166.08 and 5,549.55

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Solution

The fourth proportional to 10,265.26, 14,166.08 and 5,549.55 is: 7,658.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,265.26 : 14,166.08 = 5,549.55 : x
  2. Step 2: Convert to fraction form
    10,265.26/14,166.08 = 5,549.55/x
  3. Step 3: Cross multiply
    10,265.26x = 14,166.08 × 5,549.55
  4. Step 4: Simplify right side
    10,265.26x = 78,615,369.26
  5. Step 5: Solve for x
    x = 78,615,369.26/10,265.26
  6. Step 6: Final answer
    x = 7,658.39

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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.