Home / 1,493.04-2,238.63-713.01

Finding the Fourth Proportional to 1,493.04, 2,238.63 and 713.01

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Solution

The fourth proportional to 1,493.04, 2,238.63 and 713.01 is: 1,069.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493.04 : 2,238.63 = 713.01 : x
  2. Step 2: Convert to fraction form
    1,493.04/2,238.63 = 713.01/x
  3. Step 3: Cross multiply
    1,493.04x = 2,238.63 × 713.01
  4. Step 4: Simplify right side
    1,493.04x = 1,596,165.58
  5. Step 5: Solve for x
    x = 1,596,165.58/1,493.04
  6. Step 6: Final answer
    x = 1,069.07

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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.