Home / 10,104.80-15,164.40-4,265.60

Finding the Fourth Proportional to 10,104.80, 15,164.40 and 4,265.60

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Solution

The fourth proportional to 10,104.80, 15,164.40 and 4,265.60 is: 6,401.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,104.80 : 15,164.40 = 4,265.60 : x
  2. Step 2: Convert to fraction form
    10,104.80/15,164.40 = 4,265.60/x
  3. Step 3: Cross multiply
    10,104.80x = 15,164.40 × 4,265.60
  4. Step 4: Simplify right side
    10,104.80x = 64,685,264.64
  5. Step 5: Solve for x
    x = 64,685,264.64/10,104.80
  6. Step 6: Final answer
    x = 6,401.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.