Home / 8,256.34-11,393.80-4,479.52

Finding the Fourth Proportional to 8,256.34, 11,393.80 and 4,479.52

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Solution

The fourth proportional to 8,256.34, 11,393.80 and 4,479.52 is: 6,181.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,256.34 : 11,393.80 = 4,479.52 : x
  2. Step 2: Convert to fraction form
    8,256.34/11,393.80 = 4,479.52/x
  3. Step 3: Cross multiply
    8,256.34x = 11,393.80 × 4,479.52
  4. Step 4: Simplify right side
    8,256.34x = 51,038,754.98
  5. Step 5: Solve for x
    x = 51,038,754.98/8,256.34
  6. Step 6: Final answer
    x = 6,181.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.