Home / 4,901.63-7,352.44-1,438.88

Finding the Fourth Proportional to 4,901.63, 7,352.44 and 1,438.88

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Solution

The fourth proportional to 4,901.63, 7,352.44 and 1,438.88 is: 2,158.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.63 : 7,352.44 = 1,438.88 : x
  2. Step 2: Convert to fraction form
    4,901.63/7,352.44 = 1,438.88/x
  3. Step 3: Cross multiply
    4,901.63x = 7,352.44 × 1,438.88
  4. Step 4: Simplify right side
    4,901.63x = 10,579,238.51
  5. Step 5: Solve for x
    x = 10,579,238.51/4,901.63
  6. Step 6: Final answer
    x = 2,158.31

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Similar ratio
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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.