Home / 5,376.32-8,065.72-2,604.32

Finding the Fourth Proportional to 5,376.32, 8,065.72 and 2,604.32

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Solution

The fourth proportional to 5,376.32, 8,065.72 and 2,604.32 is: 3,907.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376.32 : 8,065.72 = 2,604.32 : x
  2. Step 2: Convert to fraction form
    5,376.32/8,065.72 = 2,604.32/x
  3. Step 3: Cross multiply
    5,376.32x = 8,065.72 × 2,604.32
  4. Step 4: Simplify right side
    5,376.32x = 21,005,715.91
  5. Step 5: Solve for x
    x = 21,005,715.91/5,376.32
  6. Step 6: Final answer
    x = 3,907.08

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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.