Home / 7,859.64-10,847.36-5,073.24

Finding the Fourth Proportional to 7,859.64, 10,847.36 and 5,073.24

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Solution

The fourth proportional to 7,859.64, 10,847.36 and 5,073.24 is: 7,001.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,859.64 : 10,847.36 = 5,073.24 : x
  2. Step 2: Convert to fraction form
    7,859.64/10,847.36 = 5,073.24/x
  3. Step 3: Cross multiply
    7,859.64x = 10,847.36 × 5,073.24
  4. Step 4: Simplify right side
    7,859.64x = 55,031,260.65
  5. Step 5: Solve for x
    x = 55,031,260.65/7,859.64
  6. Step 6: Final answer
    x = 7,001.75

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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.