Home / 4,283.52-6,427.96-1,686.12

Finding the Fourth Proportional to 4,283.52, 6,427.96 and 1,686.12

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Solution

The fourth proportional to 4,283.52, 6,427.96 and 1,686.12 is: 2,530.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,283.52 : 6,427.96 = 1,686.12 : x
  2. Step 2: Convert to fraction form
    4,283.52/6,427.96 = 1,686.12/x
  3. Step 3: Cross multiply
    4,283.52x = 6,427.96 × 1,686.12
  4. Step 4: Simplify right side
    4,283.52x = 10,838,311.92
  5. Step 5: Solve for x
    x = 10,838,311.92/4,283.52
  6. Step 6: Final answer
    x = 2,530.23

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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.