Home / 7,964.06-10,988.60-4,606.79

Finding the Fourth Proportional to 7,964.06, 10,988.60 and 4,606.79

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Solution

The fourth proportional to 7,964.06, 10,988.60 and 4,606.79 is: 6,356.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,964.06 : 10,988.60 = 4,606.79 : x
  2. Step 2: Convert to fraction form
    7,964.06/10,988.60 = 4,606.79/x
  3. Step 3: Cross multiply
    7,964.06x = 10,988.60 × 4,606.79
  4. Step 4: Simplify right side
    7,964.06x = 50,622,094.62
  5. Step 5: Solve for x
    x = 50,622,094.62/7,964.06
  6. Step 6: Final answer
    x = 6,356.32

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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.