Home / 10,366.04-15,536.90-5,103.48

Finding the Fourth Proportional to 10,366.04, 15,536.90 and 5,103.48

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Solution

The fourth proportional to 10,366.04, 15,536.90 and 5,103.48 is: 7,649.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.04 : 15,536.90 = 5,103.48 : x
  2. Step 2: Convert to fraction form
    10,366.04/15,536.90 = 5,103.48/x
  3. Step 3: Cross multiply
    10,366.04x = 15,536.90 × 5,103.48
  4. Step 4: Simplify right side
    10,366.04x = 79,292,258.41
  5. Step 5: Solve for x
    x = 79,292,258.41/10,366.04
  6. Step 6: Final answer
    x = 7,649.23

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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.