Home / 5,653.32-8,486.28-3,316.08

Finding the Fourth Proportional to 5,653.32, 8,486.28 and 3,316.08

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Solution

The fourth proportional to 5,653.32, 8,486.28 and 3,316.08 is: 4,977.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,653.32 : 8,486.28 = 3,316.08 : x
  2. Step 2: Convert to fraction form
    5,653.32/8,486.28 = 3,316.08/x
  3. Step 3: Cross multiply
    5,653.32x = 8,486.28 × 3,316.08
  4. Step 4: Simplify right side
    5,653.32x = 28,141,183.38
  5. Step 5: Solve for x
    x = 28,141,183.38/5,653.32
  6. Step 6: Final answer
    x = 4,977.82

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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.