Home / 8,482.22-11,705.50-4,705.12

Finding the Fourth Proportional to 8,482.22, 11,705.50 and 4,705.12

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Solution

The fourth proportional to 8,482.22, 11,705.50 and 4,705.12 is: 6,493.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,482.22 : 11,705.50 = 4,705.12 : x
  2. Step 2: Convert to fraction form
    8,482.22/11,705.50 = 4,705.12/x
  3. Step 3: Cross multiply
    8,482.22x = 11,705.50 × 4,705.12
  4. Step 4: Simplify right side
    8,482.22x = 55,075,782.16
  5. Step 5: Solve for x
    x = 55,075,782.16/8,482.22
  6. Step 6: Final answer
    x = 6,493.09

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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.