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Finding the Fourth Proportional to 4,482.04, 6,724.24 and 1,708.80

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Solution

The fourth proportional to 4,482.04, 6,724.24 and 1,708.80 is: 2,563.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,482.04 : 6,724.24 = 1,708.80 : x
  2. Step 2: Convert to fraction form
    4,482.04/6,724.24 = 1,708.80/x
  3. Step 3: Cross multiply
    4,482.04x = 6,724.24 × 1,708.80
  4. Step 4: Simplify right side
    4,482.04x = 11,490,381.31
  5. Step 5: Solve for x
    x = 11,490,381.31/4,482.04
  6. Step 6: Final answer
    x = 2,563.65

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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.