Home / 4,228.28-6,342.35-1,454.98

Finding the Fourth Proportional to 4,228.28, 6,342.35 and 1,454.98

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Solution

The fourth proportional to 4,228.28, 6,342.35 and 1,454.98 is: 2,182.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.28 : 6,342.35 = 1,454.98 : x
  2. Step 2: Convert to fraction form
    4,228.28/6,342.35 = 1,454.98/x
  3. Step 3: Cross multiply
    4,228.28x = 6,342.35 × 1,454.98
  4. Step 4: Simplify right side
    4,228.28x = 9,227,980.18
  5. Step 5: Solve for x
    x = 9,227,980.18/4,228.28
  6. Step 6: Final answer
    x = 2,182.44

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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.