Home / 11,363.16-15,675.60-9,788.52

Finding the Fourth Proportional to 11,363.16, 15,675.60 and 9,788.52

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Solution

The fourth proportional to 11,363.16, 15,675.60 and 9,788.52 is: 13,503.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,363.16 : 15,675.60 = 9,788.52 : x
  2. Step 2: Convert to fraction form
    11,363.16/15,675.60 = 9,788.52/x
  3. Step 3: Cross multiply
    11,363.16x = 15,675.60 × 9,788.52
  4. Step 4: Simplify right side
    11,363.16x = 153,440,924.11
  5. Step 5: Solve for x
    x = 153,440,924.11/11,363.16
  6. Step 6: Final answer
    x = 13,503.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.