Home / 9,192.31-13,684.50-9,137.63

Finding the Fourth Proportional to 9,192.31, 13,684.50 and 9,137.63

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Solution

The fourth proportional to 9,192.31, 13,684.50 and 9,137.63 is: 13,603.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,192.31 : 13,684.50 = 9,137.63 : x
  2. Step 2: Convert to fraction form
    9,192.31/13,684.50 = 9,137.63/x
  3. Step 3: Cross multiply
    9,192.31x = 13,684.50 × 9,137.63
  4. Step 4: Simplify right side
    9,192.31x = 125,043,897.74
  5. Step 5: Solve for x
    x = 125,043,897.74/9,192.31
  6. Step 6: Final answer
    x = 13,603.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.