Home / 10,007.46-15,005.88-5,004.36

Finding the Fourth Proportional to 10,007.46, 15,005.88 and 5,004.36

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Solution

The fourth proportional to 10,007.46, 15,005.88 and 5,004.36 is: 7,503.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,007.46 : 15,005.88 = 5,004.36 : x
  2. Step 2: Convert to fraction form
    10,007.46/15,005.88 = 5,004.36/x
  3. Step 3: Cross multiply
    10,007.46x = 15,005.88 × 5,004.36
  4. Step 4: Simplify right side
    10,007.46x = 75,094,825.64
  5. Step 5: Solve for x
    x = 75,094,825.64/10,007.46
  6. Step 6: Final answer
    x = 7,503.88

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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.