Home / 7,955.25-10,979.85-4,598.20

Finding the Fourth Proportional to 7,955.25, 10,979.85 and 4,598.20

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Solution

The fourth proportional to 7,955.25, 10,979.85 and 4,598.20 is: 6,346.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,955.25 : 10,979.85 = 4,598.20 : x
  2. Step 2: Convert to fraction form
    7,955.25/10,979.85 = 4,598.20/x
  3. Step 3: Cross multiply
    7,955.25x = 10,979.85 × 4,598.20
  4. Step 4: Simplify right side
    7,955.25x = 50,487,546.27
  5. Step 5: Solve for x
    x = 50,487,546.27/7,955.25
  6. Step 6: Final answer
    x = 6,346.45

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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.