Home / 8,925.24-12,316.62-5,199

Finding the Fourth Proportional to 8,925.24, 12,316.62 and 5,199

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Solution

The fourth proportional to 8,925.24, 12,316.62 and 5,199 is: 7,174.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,925.24 : 12,316.62 = 5,199 : x
  2. Step 2: Convert to fraction form
    8,925.24/12,316.62 = 5,199/x
  3. Step 3: Cross multiply
    8,925.24x = 12,316.62 × 5,199
  4. Step 4: Simplify right side
    8,925.24x = 64,034,107.38
  5. Step 5: Solve for x
    x = 64,034,107.38/8,925.24
  6. Step 6: Final answer
    x = 7,174.50

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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.