Home / 8,264.61-11,405.21-4,487.92

Finding the Fourth Proportional to 8,264.61, 11,405.21 and 4,487.92

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Solution

The fourth proportional to 8,264.61, 11,405.21 and 4,487.92 is: 6,193.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,264.61 : 11,405.21 = 4,487.92 : x
  2. Step 2: Convert to fraction form
    8,264.61/11,405.21 = 4,487.92/x
  3. Step 3: Cross multiply
    8,264.61x = 11,405.21 × 4,487.92
  4. Step 4: Simplify right side
    8,264.61x = 51,185,619.11
  5. Step 5: Solve for x
    x = 51,185,619.11/8,264.61
  6. Step 6: Final answer
    x = 6,193.35

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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.