Home / 4,245.70-5,859.76-2,477.30

Finding the Fourth Proportional to 4,245.70, 5,859.76 and 2,477.30

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Solution

The fourth proportional to 4,245.70, 5,859.76 and 2,477.30 is: 3,419.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,245.70 : 5,859.76 = 2,477.30 : x
  2. Step 2: Convert to fraction form
    4,245.70/5,859.76 = 2,477.30/x
  3. Step 3: Cross multiply
    4,245.70x = 5,859.76 × 2,477.30
  4. Step 4: Simplify right side
    4,245.70x = 14,516,385.56
  5. Step 5: Solve for x
    x = 14,516,385.56/4,245.70
  6. Step 6: Final answer
    x = 3,419.08

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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.