Home / 4,429.10-6,646.05-1,964.30

Finding the Fourth Proportional to 4,429.10, 6,646.05 and 1,964.30

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Solution

The fourth proportional to 4,429.10, 6,646.05 and 1,964.30 is: 2,947.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429.10 : 6,646.05 = 1,964.30 : x
  2. Step 2: Convert to fraction form
    4,429.10/6,646.05 = 1,964.30/x
  3. Step 3: Cross multiply
    4,429.10x = 6,646.05 × 1,964.30
  4. Step 4: Simplify right side
    4,429.10x = 13,054,836.02
  5. Step 5: Solve for x
    x = 13,054,836.02/4,429.10
  6. Step 6: Final answer
    x = 2,947.51

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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.