Home / 4,225.70-6,338.55-1,304.90

Finding the Fourth Proportional to 4,225.70, 6,338.55 and 1,304.90

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Solution

The fourth proportional to 4,225.70, 6,338.55 and 1,304.90 is: 1,957.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,225.70 : 6,338.55 = 1,304.90 : x
  2. Step 2: Convert to fraction form
    4,225.70/6,338.55 = 1,304.90/x
  3. Step 3: Cross multiply
    4,225.70x = 6,338.55 × 1,304.90
  4. Step 4: Simplify right side
    4,225.70x = 8,271,173.90
  5. Step 5: Solve for x
    x = 8,271,173.90/4,225.70
  6. Step 6: Final answer
    x = 1,957.35

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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.