Home / 4,178.65-6,292.39-3,090.67

Finding the Fourth Proportional to 4,178.65, 6,292.39 and 3,090.67

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Solution

The fourth proportional to 4,178.65, 6,292.39 and 3,090.67 is: 4,654.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178.65 : 6,292.39 = 3,090.67 : x
  2. Step 2: Convert to fraction form
    4,178.65/6,292.39 = 3,090.67/x
  3. Step 3: Cross multiply
    4,178.65x = 6,292.39 × 3,090.67
  4. Step 4: Simplify right side
    4,178.65x = 19,447,701.00
  5. Step 5: Solve for x
    x = 19,447,701.00/4,178.65
  6. Step 6: Final answer
    x = 4,654.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.