Home / 10,337.36-14,265.36-5,621.60

Finding the Fourth Proportional to 10,337.36, 14,265.36 and 5,621.60

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Solution

The fourth proportional to 10,337.36, 14,265.36 and 5,621.60 is: 7,757.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,337.36 : 14,265.36 = 5,621.60 : x
  2. Step 2: Convert to fraction form
    10,337.36/14,265.36 = 5,621.60/x
  3. Step 3: Cross multiply
    10,337.36x = 14,265.36 × 5,621.60
  4. Step 4: Simplify right side
    10,337.36x = 80,194,147.78
  5. Step 5: Solve for x
    x = 80,194,147.78/10,337.36
  6. Step 6: Final answer
    x = 7,757.70

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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.