Home / 13,089.04-19,633.46-5,297.74

Finding the Fourth Proportional to 13,089.04, 19,633.46 and 5,297.74

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Solution

The fourth proportional to 13,089.04, 19,633.46 and 5,297.74 is: 7,946.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,089.04 : 19,633.46 = 5,297.74 : x
  2. Step 2: Convert to fraction form
    13,089.04/19,633.46 = 5,297.74/x
  3. Step 3: Cross multiply
    13,089.04x = 19,633.46 × 5,297.74
  4. Step 4: Simplify right side
    13,089.04x = 104,012,912.62
  5. Step 5: Solve for x
    x = 104,012,912.62/13,089.04
  6. Step 6: Final answer
    x = 7,946.57

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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.