Home / 5,258.24-7,888.32-2,180.48

Finding the Fourth Proportional to 5,258.24, 7,888.32 and 2,180.48

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Solution

The fourth proportional to 5,258.24, 7,888.32 and 2,180.48 is: 3,271.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258.24 : 7,888.32 = 2,180.48 : x
  2. Step 2: Convert to fraction form
    5,258.24/7,888.32 = 2,180.48/x
  3. Step 3: Cross multiply
    5,258.24x = 7,888.32 × 2,180.48
  4. Step 4: Simplify right side
    5,258.24x = 17,200,323.99
  5. Step 5: Solve for x
    x = 17,200,323.99/5,258.24
  6. Step 6: Final answer
    x = 3,271.12

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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.