Home / 10,265.60-14,166.52-5,549.84

Finding the Fourth Proportional to 10,265.60, 14,166.52 and 5,549.84

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Solution

The fourth proportional to 10,265.60, 14,166.52 and 5,549.84 is: 7,658.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,265.60 : 14,166.52 = 5,549.84 : x
  2. Step 2: Convert to fraction form
    10,265.60/14,166.52 = 5,549.84/x
  3. Step 3: Cross multiply
    10,265.60x = 14,166.52 × 5,549.84
  4. Step 4: Simplify right side
    10,265.60x = 78,621,919.36
  5. Step 5: Solve for x
    x = 78,621,919.36/10,265.60
  6. Step 6: Final answer
    x = 7,658.77

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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.