Home / 7,335.02-11,002.43-1,788.37

Finding the Fourth Proportional to 7,335.02, 11,002.43 and 1,788.37

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Solution

The fourth proportional to 7,335.02, 11,002.43 and 1,788.37 is: 2,682.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,335.02 : 11,002.43 = 1,788.37 : x
  2. Step 2: Convert to fraction form
    7,335.02/11,002.43 = 1,788.37/x
  3. Step 3: Cross multiply
    7,335.02x = 11,002.43 × 1,788.37
  4. Step 4: Simplify right side
    7,335.02x = 19,676,392.70
  5. Step 5: Solve for x
    x = 19,676,392.70/7,335.02
  6. Step 6: Final answer
    x = 2,682.53

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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.