Home / 6,075.50-9,112.80-2,377.40

Finding the Fourth Proportional to 6,075.50, 9,112.80 and 2,377.40

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Solution

The fourth proportional to 6,075.50, 9,112.80 and 2,377.40 is: 3,565.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,075.50 : 9,112.80 = 2,377.40 : x
  2. Step 2: Convert to fraction form
    6,075.50/9,112.80 = 2,377.40/x
  3. Step 3: Cross multiply
    6,075.50x = 9,112.80 × 2,377.40
  4. Step 4: Simplify right side
    6,075.50x = 21,664,770.72
  5. Step 5: Solve for x
    x = 21,664,770.72/6,075.50
  6. Step 6: Final answer
    x = 3,565.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.