Home / 8,007.27-12,011.31-3,075.18

Finding the Fourth Proportional to 8,007.27, 12,011.31 and 3,075.18

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Solution

The fourth proportional to 8,007.27, 12,011.31 and 3,075.18 is: 4,612.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,007.27 : 12,011.31 = 3,075.18 : x
  2. Step 2: Convert to fraction form
    8,007.27/12,011.31 = 3,075.18/x
  3. Step 3: Cross multiply
    8,007.27x = 12,011.31 × 3,075.18
  4. Step 4: Simplify right side
    8,007.27x = 36,936,940.29
  5. Step 5: Solve for x
    x = 36,936,940.29/8,007.27
  6. Step 6: Final answer
    x = 4,612.93

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1.5x scale

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.