Home / 10,265.48-14,166.34-5,549.77

Finding the Fourth Proportional to 10,265.48, 14,166.34 and 5,549.77

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Solution

The fourth proportional to 10,265.48, 14,166.34 and 5,549.77 is: 7,658.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,265.48 : 14,166.34 = 5,549.77 : x
  2. Step 2: Convert to fraction form
    10,265.48/14,166.34 = 5,549.77/x
  3. Step 3: Cross multiply
    10,265.48x = 14,166.34 × 5,549.77
  4. Step 4: Simplify right side
    10,265.48x = 78,619,884.11
  5. Step 5: Solve for x
    x = 78,619,884.11/10,265.48
  6. Step 6: Final answer
    x = 7,658.66

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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.