Home / 11,302.83-15,592.37-9,808.65

Finding the Fourth Proportional to 11,302.83, 15,592.37 and 9,808.65

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Solution

The fourth proportional to 11,302.83, 15,592.37 and 9,808.65 is: 13,531.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,302.83 : 15,592.37 = 9,808.65 : x
  2. Step 2: Convert to fraction form
    11,302.83/15,592.37 = 9,808.65/x
  3. Step 3: Cross multiply
    11,302.83x = 15,592.37 × 9,808.65
  4. Step 4: Simplify right side
    11,302.83x = 152,940,050.96
  5. Step 5: Solve for x
    x = 152,940,050.96/11,302.83
  6. Step 6: Final answer
    x = 13,531.13

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1.5x scale

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.