Home / 5,406.45-7,461.63-3,417.51

Finding the Fourth Proportional to 5,406.45, 7,461.63 and 3,417.51

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Solution

The fourth proportional to 5,406.45, 7,461.63 and 3,417.51 is: 4,716.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,406.45 : 7,461.63 = 3,417.51 : x
  2. Step 2: Convert to fraction form
    5,406.45/7,461.63 = 3,417.51/x
  3. Step 3: Cross multiply
    5,406.45x = 7,461.63 × 3,417.51
  4. Step 4: Simplify right side
    5,406.45x = 25,500,195.14
  5. Step 5: Solve for x
    x = 25,500,195.14/5,406.45
  6. Step 6: Final answer
    x = 4,716.62

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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.