Home / 10,265.77-14,166.77-5,550.05

Finding the Fourth Proportional to 10,265.77, 14,166.77 and 5,550.05

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Solution

The fourth proportional to 10,265.77, 14,166.77 and 5,550.05 is: 7,659.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,265.77 : 14,166.77 = 5,550.05 : x
  2. Step 2: Convert to fraction form
    10,265.77/14,166.77 = 5,550.05/x
  3. Step 3: Cross multiply
    10,265.77x = 14,166.77 × 5,550.05
  4. Step 4: Simplify right side
    10,265.77x = 78,626,281.84
  5. Step 5: Solve for x
    x = 78,626,281.84/10,265.77
  6. Step 6: Final answer
    x = 7,659.07

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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.