Home / 9,480.48-13,026.12-8,873.76

Finding the Fourth Proportional to 9,480.48, 13,026.12 and 8,873.76

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Solution

The fourth proportional to 9,480.48, 13,026.12 and 8,873.76 is: 12,192.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,480.48 : 13,026.12 = 8,873.76 : x
  2. Step 2: Convert to fraction form
    9,480.48/13,026.12 = 8,873.76/x
  3. Step 3: Cross multiply
    9,480.48x = 13,026.12 × 8,873.76
  4. Step 4: Simplify right side
    9,480.48x = 115,590,662.61
  5. Step 5: Solve for x
    x = 115,590,662.61/9,480.48
  6. Step 6: Final answer
    x = 12,192.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.