Home / 3,534.84-5,300.98-1,685.88

Finding the Fourth Proportional to 3,534.84, 5,300.98 and 1,685.88

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Solution

The fourth proportional to 3,534.84, 5,300.98 and 1,685.88 is: 2,528.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534.84 : 5,300.98 = 1,685.88 : x
  2. Step 2: Convert to fraction form
    3,534.84/5,300.98 = 1,685.88/x
  3. Step 3: Cross multiply
    3,534.84x = 5,300.98 × 1,685.88
  4. Step 4: Simplify right side
    3,534.84x = 8,936,816.16
  5. Step 5: Solve for x
    x = 8,936,816.16/3,534.84
  6. Step 6: Final answer
    x = 2,528.21

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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.