Home / 9,088.08-12,529.12-6,822.72

Finding the Fourth Proportional to 9,088.08, 12,529.12 and 6,822.72

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Solution

The fourth proportional to 9,088.08, 12,529.12 and 6,822.72 is: 9,406.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,088.08 : 12,529.12 = 6,822.72 : x
  2. Step 2: Convert to fraction form
    9,088.08/12,529.12 = 6,822.72/x
  3. Step 3: Cross multiply
    9,088.08x = 12,529.12 × 6,822.72
  4. Step 4: Simplify right side
    9,088.08x = 85,482,677.61
  5. Step 5: Solve for x
    x = 85,482,677.61/9,088.08
  6. Step 6: Final answer
    x = 9,406.02

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.