Home / 7,995.12-11,033.04-4,637.72

Finding the Fourth Proportional to 7,995.12, 11,033.04 and 4,637.72

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Solution

The fourth proportional to 7,995.12, 11,033.04 and 4,637.72 is: 6,399.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,995.12 : 11,033.04 = 4,637.72 : x
  2. Step 2: Convert to fraction form
    7,995.12/11,033.04 = 4,637.72/x
  3. Step 3: Cross multiply
    7,995.12x = 11,033.04 × 4,637.72
  4. Step 4: Simplify right side
    7,995.12x = 51,168,150.27
  5. Step 5: Solve for x
    x = 51,168,150.27/7,995.12
  6. Step 6: Final answer
    x = 6,399.92

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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.