Home / 4,417.32-6,629.93-3,318.36

Finding the Fourth Proportional to 4,417.32, 6,629.93 and 3,318.36

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Solution

The fourth proportional to 4,417.32, 6,629.93 and 3,318.36 is: 4,980.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,417.32 : 6,629.93 = 3,318.36 : x
  2. Step 2: Convert to fraction form
    4,417.32/6,629.93 = 3,318.36/x
  3. Step 3: Cross multiply
    4,417.32x = 6,629.93 × 3,318.36
  4. Step 4: Simplify right side
    4,417.32x = 22,000,494.51
  5. Step 5: Solve for x
    x = 22,000,494.51/4,417.32
  6. Step 6: Final answer
    x = 4,980.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.