Home / 11,556.60-15,948-6,251.32

Finding the Fourth Proportional to 11,556.60, 15,948 and 6,251.32

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Solution

The fourth proportional to 11,556.60, 15,948 and 6,251.32 is: 8,626.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,556.60 : 15,948 = 6,251.32 : x
  2. Step 2: Convert to fraction form
    11,556.60/15,948 = 6,251.32/x
  3. Step 3: Cross multiply
    11,556.60x = 15,948 × 6,251.32
  4. Step 4: Simplify right side
    11,556.60x = 99,696,051.36
  5. Step 5: Solve for x
    x = 99,696,051.36/11,556.60
  6. Step 6: Final answer
    x = 8,626.76

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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.