Home / 3,330.07-4,995.38-958.16

Finding the Fourth Proportional to 3,330.07, 4,995.38 and 958.16

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Solution

The fourth proportional to 3,330.07, 4,995.38 and 958.16 is: 1,437.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.07 : 4,995.38 = 958.16 : x
  2. Step 2: Convert to fraction form
    3,330.07/4,995.38 = 958.16/x
  3. Step 3: Cross multiply
    3,330.07x = 4,995.38 × 958.16
  4. Step 4: Simplify right side
    3,330.07x = 4,786,373.30
  5. Step 5: Solve for x
    x = 4,786,373.30/3,330.07
  6. Step 6: Final answer
    x = 1,437.32

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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.