Home / 5,666.24-7,819.49-3,148.58

Finding the Fourth Proportional to 5,666.24, 7,819.49 and 3,148.58

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Solution

The fourth proportional to 5,666.24, 7,819.49 and 3,148.58 is: 4,345.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,666.24 : 7,819.49 = 3,148.58 : x
  2. Step 2: Convert to fraction form
    5,666.24/7,819.49 = 3,148.58/x
  3. Step 3: Cross multiply
    5,666.24x = 7,819.49 × 3,148.58
  4. Step 4: Simplify right side
    5,666.24x = 24,620,258.60
  5. Step 5: Solve for x
    x = 24,620,258.60/5,666.24
  6. Step 6: Final answer
    x = 4,345.08

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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.