Home / 11,537.90-15,922.32-6,502.13

Finding the Fourth Proportional to 11,537.90, 15,922.32 and 6,502.13

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Solution

The fourth proportional to 11,537.90, 15,922.32 and 6,502.13 is: 8,972.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,537.90 : 15,922.32 = 6,502.13 : x
  2. Step 2: Convert to fraction form
    11,537.90/15,922.32 = 6,502.13/x
  3. Step 3: Cross multiply
    11,537.90x = 15,922.32 × 6,502.13
  4. Step 4: Simplify right side
    11,537.90x = 103,528,914.93
  5. Step 5: Solve for x
    x = 103,528,914.93/11,537.90
  6. Step 6: Final answer
    x = 8,972.95

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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.