Home / 8,158.90-11,259.93-4,622.98

Finding the Fourth Proportional to 8,158.90, 11,259.93 and 4,622.98

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Solution

The fourth proportional to 8,158.90, 11,259.93 and 4,622.98 is: 6,380.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,158.90 : 11,259.93 = 4,622.98 : x
  2. Step 2: Convert to fraction form
    8,158.90/11,259.93 = 4,622.98/x
  3. Step 3: Cross multiply
    8,158.90x = 11,259.93 × 4,622.98
  4. Step 4: Simplify right side
    8,158.90x = 52,054,431.19
  5. Step 5: Solve for x
    x = 52,054,431.19/8,158.90
  6. Step 6: Final answer
    x = 6,380.08

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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.