Home / 8,264.60-11,405.10-4,487.84

Finding the Fourth Proportional to 8,264.60, 11,405.10 and 4,487.84

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Solution

The fourth proportional to 8,264.60, 11,405.10 and 4,487.84 is: 6,193.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,264.60 : 11,405.10 = 4,487.84 : x
  2. Step 2: Convert to fraction form
    8,264.60/11,405.10 = 4,487.84/x
  3. Step 3: Cross multiply
    8,264.60x = 11,405.10 × 4,487.84
  4. Step 4: Simplify right side
    8,264.60x = 51,184,263.98
  5. Step 5: Solve for x
    x = 51,184,263.98/8,264.60
  6. Step 6: Final answer
    x = 6,193.19

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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.