Home / 3,478.55-4,796.79-2,417.52

Finding the Fourth Proportional to 3,478.55, 4,796.79 and 2,417.52

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Solution

The fourth proportional to 3,478.55, 4,796.79 and 2,417.52 is: 3,333.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478.55 : 4,796.79 = 2,417.52 : x
  2. Step 2: Convert to fraction form
    3,478.55/4,796.79 = 2,417.52/x
  3. Step 3: Cross multiply
    3,478.55x = 4,796.79 × 2,417.52
  4. Step 4: Simplify right side
    3,478.55x = 11,596,335.76
  5. Step 5: Solve for x
    x = 11,596,335.76/3,478.55
  6. Step 6: Final answer
    x = 3,333.67

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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.