Home / 4,248.32-6,370.42-1,782.48

Finding the Fourth Proportional to 4,248.32, 6,370.42 and 1,782.48

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Solution

The fourth proportional to 4,248.32, 6,370.42 and 1,782.48 is: 2,672.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,248.32 : 6,370.42 = 1,782.48 : x
  2. Step 2: Convert to fraction form
    4,248.32/6,370.42 = 1,782.48/x
  3. Step 3: Cross multiply
    4,248.32x = 6,370.42 × 1,782.48
  4. Step 4: Simplify right side
    4,248.32x = 11,355,146.24
  5. Step 5: Solve for x
    x = 11,355,146.24/4,248.32
  6. Step 6: Final answer
    x = 2,672.86

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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.