Home / 9,770.45-13,482.33-5,790.92

Finding the Fourth Proportional to 9,770.45, 13,482.33 and 5,790.92

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Solution

The fourth proportional to 9,770.45, 13,482.33 and 5,790.92 is: 7,990.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,770.45 : 13,482.33 = 5,790.92 : x
  2. Step 2: Convert to fraction form
    9,770.45/13,482.33 = 5,790.92/x
  3. Step 3: Cross multiply
    9,770.45x = 13,482.33 × 5,790.92
  4. Step 4: Simplify right side
    9,770.45x = 78,075,094.44
  5. Step 5: Solve for x
    x = 78,075,094.44/9,770.45
  6. Step 6: Final answer
    x = 7,990.94

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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.