Home / 4,717.12-7,078.75-1,795.45

Finding the Fourth Proportional to 4,717.12, 7,078.75 and 1,795.45

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Solution

The fourth proportional to 4,717.12, 7,078.75 and 1,795.45 is: 2,694.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,717.12 : 7,078.75 = 1,795.45 : x
  2. Step 2: Convert to fraction form
    4,717.12/7,078.75 = 1,795.45/x
  3. Step 3: Cross multiply
    4,717.12x = 7,078.75 × 1,795.45
  4. Step 4: Simplify right side
    4,717.12x = 12,709,541.69
  5. Step 5: Solve for x
    x = 12,709,541.69/4,717.12
  6. Step 6: Final answer
    x = 2,694.34

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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.