Home / 11,374.40-17,064.80-4,803.68

Finding the Fourth Proportional to 11,374.40, 17,064.80 and 4,803.68

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Solution

The fourth proportional to 11,374.40, 17,064.80 and 4,803.68 is: 7,206.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,374.40 : 17,064.80 = 4,803.68 : x
  2. Step 2: Convert to fraction form
    11,374.40/17,064.80 = 4,803.68/x
  3. Step 3: Cross multiply
    11,374.40x = 17,064.80 × 4,803.68
  4. Step 4: Simplify right side
    11,374.40x = 81,973,838.46
  5. Step 5: Solve for x
    x = 81,973,838.46/11,374.40
  6. Step 6: Final answer
    x = 7,206.87

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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.