Home / 11,088.46-16,623.88-6,403.18

Finding the Fourth Proportional to 11,088.46, 16,623.88 and 6,403.18

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Solution

The fourth proportional to 11,088.46, 16,623.88 and 6,403.18 is: 9,599.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,088.46 : 16,623.88 = 6,403.18 : x
  2. Step 2: Convert to fraction form
    11,088.46/16,623.88 = 6,403.18/x
  3. Step 3: Cross multiply
    11,088.46x = 16,623.88 × 6,403.18
  4. Step 4: Simplify right side
    11,088.46x = 106,445,695.94
  5. Step 5: Solve for x
    x = 106,445,695.94/11,088.46
  6. Step 6: Final answer
    x = 9,599.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.