Home / 7,960.32-11,926.08-4,055.04

Finding the Fourth Proportional to 7,960.32, 11,926.08 and 4,055.04

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Solution

The fourth proportional to 7,960.32, 11,926.08 and 4,055.04 is: 6,075.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,960.32 : 11,926.08 = 4,055.04 : x
  2. Step 2: Convert to fraction form
    7,960.32/11,926.08 = 4,055.04/x
  3. Step 3: Cross multiply
    7,960.32x = 11,926.08 × 4,055.04
  4. Step 4: Simplify right side
    7,960.32x = 48,360,731.44
  5. Step 5: Solve for x
    x = 48,360,731.44/7,960.32
  6. Step 6: Final answer
    x = 6,075.22

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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.